You need to sign in to do that
Don't have an account?

What all needs to be checked/tested as a Salesforce developer when an Salesforce org gets upgraded due to scheduled maintenance
What all needs to be checked/tested as a Salesforce developer when an Salesforce org gets upgraded due to scheduled maintenance Spring 21
Greetings!
You might need to update the Hard-coded Urls and which are being used in the code or any other integration as suggested here (https://help.salesforce.com/apex/HTViewSolution?urlname=Updating-Hard-Coded-References-FAQ&language=en_US).
Also,Please refer the article (https://help.salesforce.com/articleView?id=000331027&type=1&mode=1) for more details on when you(System Administrator) will get notification and what needs to be updated.
Kindly mark it as best answer if it helps so that it can help others in the future.
Warm Regards,
Shirisha Pathuri
You could review the release notes and look for areas that have been changed in the release. A bug could still be exposed by a change that seems unrelated, so I wouldn't rely on the release notes completely.