Android quick tips to remove and install an APK

Pre-req

Need to have ADB installed

Our aim is to install an old version of Music.apk onto a custom version. So the steps are like...

adb devices #(shows list of devices attached)

adb remount #mounts the directory for writing.

adb shell pm list packages -f #Lists all apps (.apk's) you have installed on phone

adb shell rm /system/app/Music2.apk #Removes the apk.

adb push C:/pgms/"Music.apk" /system/app #Specify full directory

adb shell pm list packages -f #Confirm Music.apk installation

exit

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