How to Encrypted Excel File?

Protect an Excel file
  1. Select File > Info.
  2. Select the Protect Workbook box and choose Encrypt with Password.
  3. Enter a password in the Password box, and then select OK.
  4. Confirm the password in the Reenter Password box, and then select OK.

How do I encrypt an Excel file 2013?

Open the Excel document that you want to encrypt/password protect. Click File Menu tab located on the far-left corner of the file: Page 3 Next, select Info > Protect Workbook Then select Encrypt with Password Page 4 Excel will then prompt you to enter a password. Please enter the password and click OK.

How do I encrypt an Excel file without the password?

First, make a backup copy of your file and rename its file extension to zip. Then either... Open the zip file in 7-Zip application (it's free, open source software). If the encryption file parts shown below exist, the your file is encrypted with the AES algorithm.

Sarah Jenkins

Sarah Jenkins

Senior Technology Editor & AI Specialist

Sarah Jenkins is a veteran tech journalist with over 12 years of experience covering artificial intelligence, mobile innovations, and digital ethics. Her insights have appeared in leading technology publications worldwide.