App not installed

[subrat.jatta]

Device - oppo f11 pro
Android - 11
Security patch - February

INSTALL_PARSE_FAILED_NO_CERTIFICATES: Scanning Failed.: No signature found in package of version 2 or newer for package com.stalker1607.olaStalker1607

 

[subrat.jatta]

I am try to install in another device (redmi note 6 pro) same issue

 

[husham]

I am try to install in another device (redmi note 6 pro) same issue

Are you installing form my website ?!

 

[subrat.jatta]

Yes