













1
Open System Settings


2
Search and select "Special app access"


3
Select "Install unknow apps" from the list


4
Select the browser you are using


5
Enable the "Allow from this source" option

1
Open System Settings
2
Search and select "Special app access"
3
Select "Install unknow apps" from the list
4
Select the browser you are using
5
Enable the "Allow from this source" option