









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