How to Generate debugging SHA1 fingerprint/key for google firebase/ error: app validation failed
#error: app validation failed # firebase database # any technology
After watching this tutorial, you will learn that how can you generate a debugging SHA1 fingerprint for google firebase authentication.
To solve the following problem, you must watch the complete tutorial and don't skip any part of the vedio.
Error: This app is not authorized to use firebase authentication. Please verify that the correct package name and SHA1 are configured in the firebase console.[App validation failed]
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