Hackers can insert malicious code into an otherwise legitimate app, so there is a chance an app you download from a third-party source could access your personal and financial data.
There are security concerns when you install an app outside the Google Play Store or the official app store of your Android phone. If you're in Google's Advanced Protection Program, you can't follow the steps described below because you can't sideload apps. Step 2: Download and install the app version you want