Hi,
the name of resource file should be custom.ar-ae.resx
How to create this file and where to place it is described here:
Custom resource filesThen the make your code multilingual its labels and text parts should be set as:
lblTitle.Text = GetString("Polls_New.TitleLabel");The part in the method is a code name of your culture string.
Best regards,
Ivana Tomanickova