autodiscover registry

Outlook uses a set of heuristics to determine whether the provided user account comes from Office 365. Default: 0 Learn about the Autodiscover service in Exchange. 2. Figure 1. The record will take the form "_autodiscover._tcp." LoginAsk is here to help you access Outlook Autodiscover Registry Keys quickly and handle each specific case you encounter. If this process is successful, another try is made one hour later. You can access Autodiscover either by using the SOAP or the POX web service. It automatically discovers which Exchange server holds a user's mailbox and configures the Outlook client to connect to that server. Three phases of the Autodiscover process. The tool will then attempt to connect to Exchange, using Autodiscover. However, serious problems might occur if you modify the registry incorrectly. If Outlook gets to this step and hasn't successfully retrieved an Autodiscover payload, two tests are performed to see whether the well-known Office 365 endpoints should be attempted. Start Registry Editor. To try to fix the issue and force the connection to Office 365 instead of the internal server, you can try adding this registry key: Path: HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Outlook\AutoDiscover. Contact your web service provider or the web hosting provider of your domain website, and make sure that the web server is not responding to Autodiscover requests. Adding an Autodiscover Local XML reference in the Registry. If this step does not retrieve a payload, Outlook moves to step 8. Then it works. The very first Autodiscover step is to check the registry for some special boot information that tells Outlook that you are in the middle of one of these restart scenarios and to read the Autodiscover payload from the special local file. For added protection, back up the registry before you modify it. The policy control value for this step is as follows: ExcludeHttpsAutoDiscoverDomain. For example if your domain was using Office . If it fails, there is likely an issue with the external URLs configured in Exchange. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. Check the default autodiscover URL first. Exchange publishes service connection point (SCP) objects in AD DS, which allows Autodiscover requests to be routed to servers based on Active Directory sites. + domain + "/autodiscover/autodiscover.xml". First, if the mailbox is a consumer account (for example outlook.com), the well-known endpoint is attempted. Each value is of type DWORD. If you entered the data correctly, you receive the following message: You are now verified for the rest of this browser session (30 minute maximum). Hertensteinstrasse 51 Does not allow you to request specific settings. In the bus company in Seongnam, where two drivers were confirmed, the bus service was resumed after the rest of the employees received a negative decision. Value Name: Software\Microsoft\Office\x.0\Outlook\AutoDiscover\Boot. That the SSL certificate presented by the server is valid and from a trusted authority. If this step does not retrieve a payload, Outlook moves to step 9. Navigate to: HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Outlook\Autodiscover. While configuring any account like Office 365 in the Outlook application, a prompt occurs, known as Autodiscover prompt in which there is a permission asking to allow website for configuration with the server settings and an Autodiscover URL settings is used for it which is different for different host provider. Youll want to now select the Autodiscover folder, and right-click on the empty space in the right-hand side to create a new DWORD key the property should be ExcludeExplicitO365Endpoint set to a value of 1. 2. In step 2, Outlook checked whether the administrator had deployed a policy to specifically check for the Autodiscover payload as a preference. Note: you can skip this step, however, we highly recommend to back up the registry before you proceed to modify its entries. For more information about how to do this, see Unexpected Autodiscover behavior when you have registry settings under the \Autodiscover key. Go to Microsoft Remote Connectivity Analyzer in a web browser to solve Exchange Server Autodiscover not working. Add a new DWORD entry. If the unauthenticated GET request doesn't work out, the last thing to try is a DNS query for SRV records for the Autodiscover service. For example, Outlook receives a result such as https:///AutoDiscover/AutoDiscover.xml. If it fails too, Outlook will try to use the SRV record lookup method. Also, if you enable logging in Outlook (2007 or 2010), the different Autodiscover lookup attempts can be found in the %temp%\Olkdisc.log file. The EWS Managed API is also an option. If the server returns a 302 redirect response, you can then attempt to resend the Autodiscover request to the endpoint URL in the Location header of the response. For more information about the client-side management and administration of Autodiscover, go to the following Knowledge Base article: 2612922 How to control Outlook AutoDiscover by using Group Policy, More info about Internet Explorer and Microsoft Edge, White Paper: Understanding the Exchange 2010 Autodiscover Service, White Paper: Exchange 2007 Autodiscover Service, 322756 How to back up and restore the registry in Windows, November 5, 2019, update for Outlook 2016 (KB4484139), Cached URL in the Outlook profile (new for Outlook 2010 version 14.0.7140.5001 and later versions), Direct Connect to Microsoft 365 (new for Outlook 2016 version 16.0.6741.2017 and later versions). Data: 1 = Show certificate warnings/errors; 0 = Don't show certificate warnings. For the appropriate domain, in this case, SuperTekBoy.com, select the cogwheel icon. To test Autodiscover with the tool, launch the tool and select the Outlook Connectivity test. The policy control value for the new feature to use the Office 365 Config Service isEnableOffice365ConfigService. Create the registry backup. Outlook Autodiscover Registry Settings will sometimes glitch and take you a long time to try different solutions. If the response is a valid redirect URL, Outlook follows the redirect and tries to retrieve a payload XML from the new URL. For example, the EAS implementation does not implement the O365 endpoint logic and does not have a step that checks for SCP locations. Autodiscover is the feature that Outlook uses to obtain configuration information for servers to which it connects. This article describes the implementation of Autodiscover in the current channel Click-to-Run release of Outlook 2016. HostAdvice Research: What is Dedicated Hosting and Should You Host Your Blog on a Dedicated Server? Figure 3. In Outlook 2016 with Exchange servers, Autodiscover is considered the single point of truth for configuration information and must be configured and working correctly for Outlook to be fully functional. For this step, Outlook makes a DNS query for "_autodiscover._tcp." and loops through the results looking for the first record that uses https as its protocol. If the administrator has deployed this registry value and seeded an autodiscover.xml file, Outlook reads the Autodiscover payload from this file. Outlook will request that this lookup should chase referrals. At the next screen, fill the user's name, email address and password on the corresponding fields and click Next. Outlook provides several additional registry-based configuration options that might affect the Autodiscover process: Key: HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Outlook\AutoDiscover This potentially allows an HTTPrequest that cannot be reached to time out faster, which will improve overall performance. Still need help? In the upper-right area of the page, select Expand All to view the complete Remote Connectivity Analyzer test results. To work around this issue if the web service provider or web hosting provider can't resolve it, take one of the following actions: Use Outlook on the web (formerly known as Outlook Web App) to access mail. Only the ExcludeSrvRecordregistry value is used by Outlook to control the SRV recordlookup for Autodiscover. Checking Office 365 works well if you have an . These are just basic security suggestions. After Outlook discoversthe UPN for the user, the value is cached in the profile, and the lookup should not happen again for this user. Look for a key with your domain name in it, right click on it, and delete it. When another application invokesit by using MAPI. The policy control value for this step is as follows: ExcludeExplicitO365Endpoint. Ran into an issue adding new accounts to Outlook 2019 on Windows 10 yesterday - the autodiscover process ran successfully for the first account, and then subsequently failed for each secondary account I attempted to add. Autodiscover defines two standard endpoint URL forms that are derived from the domain portion of the user's email address: Implements the Autodiscover process for you. However, serious problems might occur if you modify the registry incorrectly. 3. For more information about the Autodiscover service, see Autodiscover service in Exchange Server. Each attempt can potentially be staggered by as much as 25 percentbecause of the background task infrastructure used by all Microsoft Office applications. Because port 443 is not listening there, outlook checks . To add more HTTPS servers to which AutoDiscover can connect without displaying a warning, repeat steps 4 and 5 for each server. Default: 0 Non-Policy Key: HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Outlook\AutoDiscover The Exchange Autodiscover service provides an easy way for your client application to configure itself with minimal user input. The path of the last known good XML file comes from the Outlook profile. swissns GmbH Locate and then select the following registry subkey: HKEY_CURRENT_USER\Software\Microsoft\Office\x.0\Outlook\AutoDiscover. Determine if the test is successful or not after its completion. Therefore, please ensure that you follow these steps carefully. Click to clear the Use Guessmart and the Secure Guessmart Authentication check boxes. In the lower-right corner of the page, select Perform Test. No additional steps are attempted. Typically, the root domain lookup would fail in this case, and Outlook would perform an Autodiscover lookup against https://AutoDiscover./AutoDiscover/AutoDiscover.xml. In the context of the Autodiscover feature in Outlook, this feature set includes policy settings and behavior that ensures the service endpoints used for Autodiscover adhere to sovereign cloud requirements. Compare this information when only the ExcludeScpLookup value is set to 1. Conceptually, the process works as follows: During step 4 of the Autodiscover process, Outlook queries the Office 365 Config service. Input the user credentials, check the option of 'User Autodiscover,' and click the Test button. To resolve this problem, review the Autodiscover-related registry data you may have on your Outlook client, and ensure the data is configured correctly. Close the Registry Editor. Configuring this requires setting at least two registry entries and creating an XML file, which has to contain the AutoDiscover URL for that specific domain. For example, when doing a new account creation, Outlook internally skips the step 3 (check for Last Known Good (LKG) data), because it cannot yet have a last known good entry. This query might return multiple records, but you should only use records that point to an SSL endpoint and that have the highest priority and weight. In Outlook got to File==>Options==>Advanced and select Enable Troubleshooting Logging and restart Outlook. In the case where multiple candidates are found, Autodiscover also defines a way to generate and prioritize the list. (MSOAuthDisabled) 4/ What can we do to prevent that to happen again ? However, serious problems might occur if you modify the registry incorrectly. In the following figure, you can clearly see that the ExcludeScpLookup and ExcludeHttpsAutoDiscoverDomain values are both set to 1. Legacy information about autodiscover can be found in the following article in the Microsoft Knowledge Base: 2212902Unexpected Autodiscover behavior when you have registry settings under the \Autodiscover key. The contents of the header depend on the authentication capabilities of the client computer. The policy control value for this step is as follows: PreferLocalXML. 4. Specifically, in the Office 365 specific steps that are listed in Autodiscover process ( step 4 and step 11), policy control is available to ensure that appropriate service endpoints are used during the Autodiscover process. Enter the name of ExcludeExplicitO365Endpoint and the value of 1. Default: 25 Seconds The article describes the issues that are related to the absence, improper configuration or resolution of CNAME record used for autodiscover service. Also, if you are unsure if the registry data is needed, consider changing the data for any of these registry values to zero (0), and then test Outlook to see if you experience a difference in Autodiscover. The Exchange Autodiscover service provides an easy way for your client application to configure itself with minimal user input. My configuration is this: fresh installatino of Windows 10 (build 1809), Azure Active Directory . The policy control value for this step is as follows: ExcludeLastKnownGoodURL. When Microsoft Outlook tries to retrieve Autodiscover information from a server that's running Microsoft Exchange Server, you may experience unexpected results if you're using one or more of the available registry values that can be used to control Autodiscover. Click Start, click Run, and then type regedit. Process for generating an Autodiscover endpoint list. Navigate to the following registry key: HKEY_CURRENT_USERSoftwareMicrosoftOffice15.0OutlookAutoDiscover. Step 3. How to determine whether you have a Click-to-Run or MSI installation. Outlook Autodiscover Registry Keys will sometimes glitch and take you a long time to try different solutions. 2022 swiss network solutions - swissns GmbH. Now open My Computer, and go to C:\Program Files (x86)\Microsoft . On a domain-joined computer, Outlook needs to know the UPN for a user in order to initiate the Autodiscover process. Go to the Outlook application in the application menu, right-click it, and select the option 'Test Email AutoConfiguration.'. Microsoft Community website. Outlook considers three separate responses to be redirect responses: An HTTP status code (301, 302) with a new URL, An HTTP status code of 200, but with a payload XML that tells Outlook to redirect to a different URL. Ignore the failures in these figures because this information is intended only to show you the different lookup attempts that are made by Outlook. LoginAsk is here to help you access Office 365 Autodiscover Registry Fix quickly and handle each specific case you encounter. Close Outlook, then open up a program called Registry Editor by pressing the windows icon and typing in simply regedit. Autodiscover process Every time that Outlook needs Autodiscover information, it uses a set of ordered steps to try to retrieve an XML payload that contains configuration settings. remove "Policies". Redirect handling Step 9 in the Autodiscover Process section is an explicit step to handle nonsecure redirect data. If all lookup methods fail, Outlook can't obtain Outlook Anywhere configuration and URL settings. This behaviour breaks the experience for both existing profiles, and newly created profiles - fortunately we have discovered a workaround involving a registry fix, for which the steps will be detailed below. But if a user use domain\username to log in Windows, Outlook only has the same credential for the user. If none of your candidates worked out, you move on to phase three, which represents a "last ditch" attempt to find an Autodiscover endpoint. A Connectivity Test Successful message is displayed when the Autodiscover test passes. Additionally, even if the protocol in the new URL is https, Outlook will check certificate information to provide an additional measure of security. Furthermore, you can find the "Troubleshooting Login Issues" section which can answer your unresolved problems and equip you with a lot of relevant information. In complex environments, this may causea large number of DCs to becontacted before a result is found. Most users know their email address and password, and with those two pieces of information, you can retrieve all the other details you need to get up and running. Maximum: 120 Seconds, Information: Specified time-outs are used as WinHttpSetTimeoutssettings. The data specified is passed to all four parameters of the WinHttpSetTimeouts API. Then select Manage DNS from the drop-down menu. Check the option "Exclude the root domain query based on your primary SMTP address". Locate and then select the following registry subkey: HKEY_CURRENT_USER\Software\Microsoft\Office\x.0\Outlook\AutoDiscover See more result See also : Outlook Autodiscover Registry Key , Outlook Autodiscover Registry Outlook prompts the user to log in, but logging in will fail as its effectively requesting credentials to authenticate against the O365 service, rather than Hosted Exchange credentials. If you're experiencing symptoms that are related to this issue, you can run Microsoft Remote Connectivity Analyzer to verify and identify the cause. The type of request you send depends on how you are accessing the Autodiscover service. Outlook Autodiscover Registry will sometimes glitch and take you a long time to try different solutions. Note:As of build16.0.9327.1000, the EnableOffice365ConfigService policy is no longer used. Search the text in the test results for the text string IMAP. The resolution requires you to modify the registry. If the attempt isn't successful, the next try is made 5 minutes later. Create an Outlook registry key to exclude the HTTPS root domain. For Exchange troubleshooting issues with autodiscover and connectivity issues you can use Microsoft's TestConnectivity site. If this step does not retrieve a payload, Outlook moves to step 4. When you get a successful response, you're done! Data: 1 = Allow Outlook to handle authentication challenges from proxy servers; 0= silently fail authentication challenges from proxy servers, Information: This registry value allows the relaxation of a security configuration and is covered in detail inthe following article inthe Microsoft Knowledge Base:3115474MS16-099: Description of the security update for Outlook 2010: August 9, 2016. When that change is made, this article will be updated to reflect the new process step. Before throwing in the towel, you can try a couple more things: you can send an unauthenticated GET request, or query DNS for an SRV record. Most users know their email address and password, and with those two pieces of information, you can retrieve all the other details you need to get up and running. [HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\<Office_Version>\Outlook\AutoDiscover] <Office_Version> depends on your version of office installed as seen in the below table. Alternatively, there's a new policy that directs Outlook to query a central Office 365 Config Service to retrieve appropriate URLs from which to retrieve the Autodiscover payload. Scroll to the bottom and select the Add button. The default in Outlook 2016 isn't to have this protocol disabled. Set the following values for the Value Names listed below: "ExcludeScpLookup"=dword:1. In order to disable SCP lookup from windows registry, open Registry Editor and navigate to the following registry path. 3. This article is scoped to describe the detailed steps that Outlook uses for Autodiscover attempts to obtain the MAPI-based protocols from Exchange. Open Outlook and from the Account Settings, launch the New E-mail account setup wizard. On the night of the 14th, the central registry office of Seoul Central District Court was confirmed, and the central office is closed today. 3/ What does this registry value does exactly ? Under Microsoft Office Outlook Connectivity Tests, select Outlook Autodiscover, and then select Next. Create a local XML redirect file in step two. +41 41 508 3223 Step 4: Configure your account in Outlook. The email address doesn't have to be a valid email address, because no authentication occurs against the Microsoft 365 server. Value: AllowNegoCapabilityHeader Value:MapiHttpDisabled The existing policy to bypass this step is still valid and can be used to go to Step 5 without trying the endpoint. Then create a new GPO, or edit an existing GPO, and go to the following setting: User Configuration -> Policies -> Administrative Templates -> Microsoft Outlook 2016 -> Account Settings -> Exchange -> Disable AutoDiscover. Many of these steps can be controlled by using Group Policy Objects (GPO), and the GPO value is included in the step description. The first commonly successfully method to get an Autodiscover payload is from this last known good file. The policy control value for this step is as follows: By default, Outlook queries the known endpointto retrieve the Autodiscover payload. Value: Timeout info@swissns.ch. This is a general setting that controls whether Outlook can try to connect to Exchange by using the Mapi/Http protocol stack. The first thing to try is to send an unauthenticated GET request to an endpoint derived from the user's email address. Here, the process would be: Outlook queries autodiscover.mydomain.com and gets the IP address of autodiscover.outlook.com. The Autodiscover service provides access to Microsoft Exchange features such as: Autoconfiguration of profile, the Offline Address Book (OAB), Free/Busy Information, Out-of-Office assistant, Sharing Invitations, Auto-mapping of Shared Mailboxes . This workaround is provided as immediate relief for the issue. This setting controls whether an authentication negotiation header is added to http requests. Select the Ignore Trust for SSL checkbox. Outlook may override this setting in some cases (step 6 in theAutodiscover Processsection), but for the general case, if this setting is enabled, Outlook will prompt with a security dialog that displays the certificate error or warning and allow the user to OK or Cancel the Http request. In cases 1 and 2, Outlook tries to retrieve the autodiscover XML from the new URL, provided that the protocol is https. . Enter a password for the account, and then enter the password again in the Confirm password box. If IMAP is present in the test results, you've confirmed that you're likely experiencing this issue unless you actually set up the mailbox for IMAP access. In order to get the UPN, Outlook must first look the user up in the directory. The UPN doesn't have to be associated with a valid email address because no authentication occurs against the Microsoft 365 server. Furthermore, you can find the "Troubleshooting Login Issues" section which can answer your unresolved . The LKG step is only used for discovering the primary mailbox configuration. In one situation we reduced the duration of the . Out-of-the-box personalization settings capture the following key, meaning it will be restored at application start:-. To add additional HTTPS servers to which AutoDiscover can be redirected without displaying a warning, repeat steps 4 and 5 for each server. This is a rare case and typically not the cause of generic Autodiscover issues. PreferProvidedEmailInAutoDiscoverAuthPrompts. You may see errors. This registry value and the header that it adds are rarely used in any modern authentication stack and very unlikely to affect the tAodiscover process in either a negative or positive way.Certificate Error Handling, Key: HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Outlook\AutoDiscover Information: This value controls how Outlook handles certificate errors and warnings that are received when it performs http tasks. This lets the Autodiscover process add a special header (X-MapiHttpCapability:1) to the discovery process so that the Mapi/Http protocol settings can be evaluated and processed.Legacy Authentication Negotiation Control, Key: HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Outlook\RPC In future releases, step 11 may move to the same logic as step 4 and call the Office 365 Config Service. First clue is that the key doesn't exist. An HTTP status code of 200, but with a payload XML that tells Outlook to use a different smtp address as the target address. Table 3: Options for accessing Autodiscover, Find Autodiscover endpoints by using SCP lookup in Exchange, Generate a list of Autodiscover endpoints, Use Autodiscover to find connection points, Get user settings from Exchange by using Autodiscover, Get domain settings from an Exchange server, Refresh configuration information by using Autodiscover, Improving performance when using Autodiscover for Exchange, More info about Internet Explorer and Microsoft Edge, a way to generate and prioritize the list, Microsoft.Exchange.WebServices.Autodiscover.UserSettingName, For domain-joined clients, this is the first place to look. In the dialog box that pops up, type regedit and press enter. Enable the option Exclude the root domain query based on your primary SMTP . Unfortunately, this documentation is incorrect, the ExcludeSrvLookup value doesn't exist in Outlook code. This behaviour breaks the experience for both existing profiles, and newly created profiles fortunately we have discovered a workaround involving a registry fix, for which the steps will be detailed below. Value: AllowOutlookHttpProxyAuthentication The method you use depends on your requirements and environment; however, we recommend using the SOAP web service, if possible. This workaround is provided as immediate relief for the issue. This causes problems for customers who arent using O365 for their mail service (our Hosted Exchange customers), especially if the user has an unused mailbox within the O365 service, or if the the user has a personal O365 subscription using their business email address. A recent update by Microsoft to the Outlook 2016 Click2Run version has introduced a functionality change whereby Outlook is prioritising Office 365 for the autodiscover queries above all other autodiscover methods. Note that this is NOT an SSL endpoint. If the mailbox is determined to be commercial and belong to a domain that has ITAR requirements, no attempt is made to the well-known Office 365 endpoints. 2212902 Unexpected Autodiscover behavior when you have registry settings under the \Autodiscover key.

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