Image: Google Pixel 4a According to an Android Police report, some Google Pixel 4A units started exhibiting touchscreen issues with Android 11, and the issue since then has pervaded into the Pixel 4A 5G after the company had released the December security patch. Also Read - Google Chrome 90 update now available: What’s new What is the issue? As per numerous reports, the issue with the touchscreen seems to be affecting the lower portion of the phone’s screen and is most prominent when you use the three-button navigation instead of gestures. Google has said that it is working on the issues and will address the problem in an upcoming software update.