Why is my sheet running so slow??

I have no idea what this workbook is about as I don't understand the language.

The following is meant to give you the greatest possibility of success in getting a solution to your problem.

Unfortunately your post does not comply with Rule 2 of our Forum RULES. Do not post a question in the thread of another member -- start your own thread.

If you feel an existing thread is particularly relevant to your need, provide a link to the other thread in your new thread.

Old threads are often only monitored by the original participants. New threads not only open you up to all possible participants again, they typically get faster response, too.