We’ve all been there—staring at a locked Excel file, unable to make the edits we desperately need because the password is nowhere to be found. It’s frustrating, isn’t it? Whether it’s an old file you ...

Jake Peterson is Lifehacker’s Senior Technology Editor. He has a BFA in Film & TV from NYU, where he specialized in writing. Jake has been helping people with their technology professionally since ...

Ever found yourself locked out of an Excel spreadsheet because you forgot the password or you have been given password protected Excel files from a colleague who was left the business? It’s a common ...