能否通过编程自定义Outlook Web App套件栏添加自定义链接？

Absolutely! You can programmatically customize the Outlook Web App (OWA) suite bar to add your own custom links, though the exact approach depends on whether you're using an on-premises Exchange Server or Microsoft 365 (Outlook on the web). Let's break this down by environment:

On-Premises Exchange Server (2013/2016/2019) #

If you're running a local Exchange deployment, you can use PowerShell to modify OWA mailbox policies and inject custom navigation links directly into the suite bar. Here's a step-by-step example:

1. First, retrieve your target OWA mailbox policy (we'll use the default policy here):

   $policy = Get-OwaMailboxPolicy "Default"
   

2. Define your custom link settings in a JSON-compatible hash table. You can specify the URL, display name, and even a custom icon:

   $customSettings = @{
       "NavigationBarLinks" = @(
           @{
               "Url" = "https://your-custom-url.com";
               "Name" = "My Custom Link";
               "IconUrl" = "https://your-icon-url.png"
           }
       )
   }
   

3. Convert the hash table to JSON and apply it to the policy:

   $policy.CustomizationSettings = $customSettings | ConvertTo-Json
   Set-OwaMailboxPolicy -Identity $policy.Identity -CustomizationSettings $policy.CustomizationSettings
   

Note: You'll need Exchange Server administrator permissions to run these commands, and the custom link will apply to all users assigned this mailbox policy.

Microsoft 365 (Outlook on the Web) #

For cloud-based Outlook on the web, the process is similar but uses Exchange Online PowerShell (or Microsoft Graph API for more advanced scenarios):

1. Connect to Exchange Online PowerShell first:

   Connect-ExchangeOnline
   

2. Retrieve the default OWA mailbox policy (or a custom one you've created):

   $owaPolicy = Get-OwaMailboxPolicy "Default"
   

3. Define your custom suite bar link(s):

   $customNav = @{
       "NavigationBarLinks" = @(
           @{
               "Url" = "https://your-custom-link.com";
               "Name" = "My Custom App";
               "IconUrl" = "https://your-icon-url.svg"
           }
       )
   }
   

4. Update the policy with your custom settings:

   $owaPolicy.CustomizationSettings = $customNav | ConvertTo-Json
   Set-OwaMailboxPolicy -Identity $owaPolicy.Identity -CustomizationSettings $owaPolicy.CustomizationSettings
   

If you prefer using APIs, you can also manage OWA mailbox policies via the Microsoft Graph API's mailboxSettings endpoints, though this requires configuring the appropriate application permissions.

Key Considerations #

• Permissions: Only Exchange administrators (on-prem or cloud) can modify these policies.
• Icon Requirements: Use small, high-resolution icons (16x16 or 32x32 pixels) in PNG/SVG format for best results.
• Version Compatibility: Double-check the JSON structure for your specific Exchange version—older on-prem versions might require slightly different formatting.
• User Scope: Custom links apply to all users assigned the target mailbox policy, so test with a small group first if possible.

内容的提问来源于stack exchange，提问作者EJ Camp