After Ugrade to jooma 4 There is issue with the JA Extension Manager - Support Central

After Ugrade to jooma 4 There is issue with the JA Extension Manager

navongol

After Ugrade to jooma 4 There is issue with the JA Extension Manager

Not responding not working properly

endless checking ~

check update not responding

saguaros

Pls apply my solution here: https://www.joomlart.com/forums/d/37078-joomlart-extensions-services-manager-endless-checking