How we can Remove sharepoint server 2019 Website URL extension .aspx

Hi @Arunachalam J,

Thank you for posting in this community.

There is no out-of-the-box way to remove the .aspx suffix from URLs in SharePoint Server 2019.

However, we can rewrite URLs with the ASP.NET and IIS URL Rewrite module.

1.URL Rewriting in ASP.NET

2.URL Rewriting in IIS URL Rewrite module:

IIS7 URL Rewrite module

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SharePoint with IIS URL Rewrite 2.0

Note: Microsoft is providing this information as a convenience to you. The sites are not controlled by Microsoft. Microsoft cannot make any representations regarding the quality, safety, or suitability of any software or information found there. Please make sure that you completely understand the risk before retrieving any suggestions from the above link. 

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