For most of us, the stocktake is done but a few people have not yet started it. If so I suggest you do it ASAP.
If so and you are unsure what to do, go to the help documents in posBrowser's help files by pressing F1 while in the register and check it out.
The basic one is called
Stocktake: Standard stock take document using Posbrowser on it's own to run the stock take.
If you are new to, the processes to doing a few tiny stocktakes in training to get confidential with the procedure before trying to run the actual stocktake.