Disable SharePoint Social Bar

myansona You can do it using either SharePoint Online PowerShell or PnP PowerShell. Here's an example using SharePoint Online PowerShell commands provided by Microsoft: 

// Connect to SharePoint Online
Connect-SPOService -Url https://contoso-admin.sharepoint.com

// Disable Social bar on pages at site level
Set-SPOSite -Identity https://contoso.sharepoint.com/sites/site1 -SocialBarOnSitePagesDisabled $true

Documentation:

1. Enable or Disable the Social Bar (Like, Views, Save for later) for individual SharePoint sites 
2. Enable or Disable the Social Bar (Like, Views, Save for later) in SharePoint at tenant level 
3. Get started with SharePoint Online PowerShell 
4. Set-SPOSite 

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