If you are having a problem loading the Mozilla Firefox, then it can because of either two situations: first, if your profile went missing and second if you have accidentally deleted it. However, in both the situation, you need to create a new profile for your Firefox, and the steps that you need to take while creating the profile are given below: • Open the Mozilla Firefox web browser on your system. • Go to the Settings, then click on Create a New Profile tab. • Here you have to click on Next Button and then begin the process of choosing the folder where you want to save all your profile data. • Click on the finish button, if you are done selecting the folder. You can even take the help of Mozilla Firefox Support Number to fix the issue altogether.