On Dt 14-10-2020 Google shared a Tweet by saying they are going to disabled Page Action in Google Webmaster. https://twitter.com/googlewmc/status/1316463867296395268?s=19

Google also updated this on their support Page https://support.google.com/webmasters/answer/6211453#url_inspection

Google may working on something or they don’t want user to inspect their urls. In the meanwhile, Google continues to find and index content through regular method