react-navigation-tabs version 1.2.0 used earlier, Forked version tag v1.1.4 is supporting for navigation version 4.x and unit test
This version is not available now: https://www.npmjs.com/package/react-navigation-tabs-v1
RN 0.65.1 Crash Fix:
For RN 0.65.1 version app is crashing because of the keyboard's old API.
For more details: https://github.com/react-navigation/tabs