Android 7.1.2 is ancient. It has not received a security patch since 2019 (or 2020 for some vendors). Even if you get the Play Store working, many modern apps (Banking, Uber, WhatsApp) will likely refuse to install because they target Android 10+.
My honest advice: Use this guide only for media consumption (YouTube, Spotify, Netflix) or for hardware that cannot be replaced. Do not log into banking apps on this device. google play store apk download for android 7.1.2
On older Android versions like 7.1.2, the permission system is slightly different from Android 10+. Android 7
Modern versions of the Play Store are no longer single, monolithic files for every device. Modern versions of the Play Store are no