Hi, please see this post that describes the problem and how to fix it.
[If you see a scary warning from Google during the signin process](https://community.appsheet.com/t/if-you-see-a-scary-warning-from-google-during-the-signin-process/15321) Announcements
Google is in the process of verifying all of its third party apps to ensure valid data access. This is a good thing. However, in the process, they have screwed up AppSheet signin for a few users. If you are one of the unlucky few, you will see a scary screen when you try to sign into AppSheet, telling you there is “danger”, AppSheet is “unverified” and not to proceed. The root cause is that permissions you may have given us in the past are no longer valid, and when we try to sign you in, Google’…
We have tried the suggested interim approach, however, the error persisted when attempts were made to log in to the account with google. Is there any other way around it?
Just to be clear, did you follow the suggestion to “Remove Access”?
I know that in some users they were reluctant to actually perform this step as it didn’t really make sense compared to the error message.
But this will actually resolve the issue. Basically, it removes the CURRENT authentication and then re-establishes NEW authentication to AppSheet from Google services.