The users keep on witnessing different technical problems and so they put up questions like why does Outlook freezes constantly? Now, if you are stuck with any such issue, then you are supposed to follow and apply few important instructions. Like, first of al you must investigate the possible reasons behind add ins, now you must select file, and then on options and then on add ins. Now, you should move at the bottom of the Windows and then select COM add-ins and then select go. Now, you must select any active check boxes to clear them and then select ok to restart Outlook.