Navigate to the File/Config Import section (usually a + sign or three-dots menu).
Ensure you are using the correct tunnel app for which the file was created. Download Telenor File tnl
for this file? (e.g., getting free data, accessing a restricted site) What app are you trying to use to open it? Navigate to the File/Config Import section (usually a
A "Telenor .tnl" file is often associated with configuration files used in third-party VPN tunnel applications (like Open Tunnel or TLS Tunnel) to access free or specific internet packages. These files are not official Telenor files, but rather community-created configurations used for networking tricks. getting free data