You woke up in an unknown house and decided to examine it. Who brought you here and for what purpose. During your research, you began to understand that not alone in this house and who or that is clearly wanting your death. It tued out that this house is owned by a nun who conducts a satanic ritual and needs a victim for whom you must act. But do not give up, you still have a chance to escape and escape from this terrible place.
After the download is complete, the downloaded file will be displayed in the notification shade (top), and will also be located in the "Download" folder (any file manager )
Install the downloaded APK file using any file manager or by clicking on it (on the downloaded file) in the notification shade
If you are installing apps for the first time not from Google Play (but using a file manager or browser), you will need to grant the appropriate permission. This is done only once.
If the file was downloaded with the bin extension, then there are 2 options:
Change the extension of the downloaded file to apk using any file manager ("rename" function)
To update the application, install the new version of the application over (without deleting) the old one.
This update will only be possible if the previous version of the application is downloaded from us. Otherwise, there will be a signature conflict and you will see the message "Application not installed".
For what "Signatures" are and what they are for, read here.