Supported servers
Use the Acrobat Chrome extension to open a SharePoint document directly in Acrobat. The extension identifies the source location and initiates the file check-out process in Acrobat.
Adobe is testing this new experience in the Acrobat Chrome extension. Therefore, the experience may not be available to all users.
Supported environment
Windows only
|  | Supported authentication mechanisms | 
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SharePoint Server 2019, Microsoft Office 365, and other online servers are not supported.
Steps to open a SharePoint PDF from Chrome in Acrobat
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Open a PDF file hosted on your SharePoint site in Chrome. 
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After the document opens in the browser, select Open in Acrobat. 
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Acrobat displays a dialog box with the filename and location. Do one of the following: - To check out the file and open it, select Check Out & Open. 
 
- To open the file without checking out, select Open. 
 
Registry keys to enable the SharePoint integration in Chrome extension, and allow-list the SharePoint URLs
The feature is disabled by default. To enable it, use the feature lockdown key and allow-list the SharePoint URLs, as suggested below.
bEnableSharePointInChromeExtn
| Data type | boolean: DWORD value > REG_DWORD | 
| Default | 0 | 
| Version # | Continuous track | 
| HKLM Path | FeatureLockDown | 
| Summary | Specifies whether to integrate Sharepoint into the Acrobat's Chrome extension. | 
| Details | Possible values include: 
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tSharePointUrls
| Data type | String value > REG_SZ | 
| Default | null | 
| Version # | Continuous track | 
| HKLM Path | FeatureLockDown | 
| Summary | A pipe-separated list of Sharepoint URLs to allow-list. | 
| Details | Acrobat's Chrome extensions essentially treats these URLs as Sharepoint servers when bEnableSharePointInChromeExtn = 1. Possible values include: 
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