How to Update Xero?
Lets say your access token expire or you accidentally delete app through xero developer app and now you want to link xero again.
To update xero , navigate to company details page and select update xero option.
In update xero page, enter redirect URL, client id and client secret again. Press update xero button to link xero again.
Note
How to get redirect URL, client id and client secret? click here.