Password Recovery How can I unlock Excel if I forget my password? What is the way to retrieve it?
If you forget your Office Excel password, there is currently no official way to delete or retrieve it. The only solution at present is to try common passwords, of course the number of passwords is astronomical, so many that they cannot be solved for millions of years.
Depending on the complexity of the password, it is generally recommended that individuals try a password they have used before to have a certain chance of recovering it.
Unless you encrypt your own Excel file, the probability of manually trying to crack it one by one is basically 0. Nowadays, you basically use software to try the password. It is usually retrieved through a dictionary, which contains some commonly used passwords. However, the efficiency of software attempts is also limited. For Office 2007 Excel files, cup can attempt about 6,000 passwords per second with amd's 3700x, and even slightly complex passwords are basically impossible to crack. Nowadays, GUP, which is the graphics card attempt password, is generally used. With AMD's flagship graphics card 6900 XT, it can attempt about 300,000 passwords per second, which is 50 times faster than the CPU. Clearly, the graphics card is the key to password recovery. The probability of recovering the password has greatly increased.
Of course, the version of the file also limits the speed at which passwords can be attempted. The difficulty of files in Office 2013 has increased more than 10 times, and even the 6900XT can only try 20,000 passwords per second. Using a CPU 3700X, there are only about 600 password attempts per second. Currently, the main versions of Office are 2003/2007/2010/2013/2019/2021. This site supports password recovery for all versions of Office.
If you don't know the software or aren't good enough at trying passwords, you can upload files to this site to retrieve your password. This site offers millions of attempts per second to recover your password as much as possible.