Updating an old thread for anyone facing the same issue that comes across this by search.You can activate the Free Call Waiting service by dialing this code:*43#Then dial the call to execute the code.You can similarly deactivate the service by dialin...
You can activate the Free Call Waiting service by dialing this code:*43#Then dial the call to execute the code.You can similarly deactivate the service by dialing:#43#
