my hawei y7 doesnt want to install my apps

[Android Central Question]

is says app not installed and before my apps used to install...it does that to every app i try to install pls help cause i really want to see my updates and new versions

 

[B. Diddy]

Welcome to Android Central! Are you using the Play Store app (not the website) to install, or are you getting your apps from some other source?