--- title: How to Password-Protect a Word, Excel or PowerPoint File (2026) | HelpRange url: https://www.helprange.com/blog/protect-powerpoint-file-password --- Word · Excel · PowerPoint # How to Password-Protect a Word, Excel or PowerPoint File (2026) Updated 9 November 2026 · HelpRange **Short answer:** in Word, Excel and PowerPoint for Windows go to **File → Info → Protect Document / Protect Workbook / Protect Presentation → Encrypt with Password**, type the password twice and save. On a Mac use **Review → Protect** (or **File → Passwords**, depending on the version) and set a *password to open. This encrypts the file with AES; without the password it cannot be opened – and Microsoft cannot recover a lost password. [Word](#word)[Excel](#excel)[PowerPoint](#powerpoint)[Beyond a password](#beyond) ## Word: password to open a document 1. Open the document and choose **File → Info → Protect Document → Encrypt with Password**. 2. Type a password, confirm it, and save the file. 3. To remove it later: the same menu, delete the password, save. Not the same thing: **Restrict Editing** (Review tab) and **Mark as Final** do not encrypt – anyone can open the file, and both can be switched off by the reader. ## Excel: password to open a workbook 1. **File → Info → Protect Workbook → Encrypt with Password**, type and confirm the password, save. 2. Optionally also set **File → Save As → Tools → General Options → Password to modify**, so others can open but not save changes. Excel has three different "protects": *Encrypt with Password (the only one that stops opening), *Protect Workbook structure (stops adding or deleting sheets) and *Protect Sheet (locks cells). The last two are for preventing accidental edits – they are easy to remove and are not security. ## PowerPoint: password to open a presentation 1. **File → Info → Protect Presentation → Encrypt with Password**, type and confirm the password, save. 2. For a "password to modify": **File → Save As → Tools → General Options**. Keynote and Google Slides cannot open an encrypted .pptx without the password either, so the protection travels with the file whatever app the recipient uses. ## What a password does not protect Encryption decides *who can open the file. It does nothing once it is open: - The password usually travels in the same e-mail or chat as the file, so whoever gets one gets both. - The recipient can save an unprotected copy, forward it, print it or copy the content. - You cannot take it back, change it after sending, or see whether it was opened. When those matter – a price list, a financial model, a board deck – share the file as a link instead. In [HelpRange](https://www.helprange.com/) you upload the .docx, .xlsx or .pptx and send a link: readers confirm their e-mail with a code (or enter a passcode), the file opens in the browser with download and print blocked, every page carries the reader's e-mail as a watermark, and you can revoke access or replace the file after sending. Pro is $39 per team per month; for a single PDF there is also our free [password-protect-PDF tool](https://www.helprange.com/tools/password-protect-pdf). ## FAQ ### How do I password-protect a Word document? File → Info → Protect Document → Encrypt with Password, type the password twice and save. On a Mac: Review → Protect Document (or File → Passwords) and set a password to open. ### How do I password-protect an Excel file? File → Info → Protect Workbook → Encrypt with Password. Protect Sheet and Protect Workbook structure only lock editing; they do not stop anyone opening the file. ### How do I password-protect a PowerPoint presentation? File → Info → Protect Presentation → Encrypt with Password, then save. A password to modify is under File → Save As → Tools → General Options. ### Can a forgotten Office password be recovered? No. Microsoft cannot recover it, and modern Office files use AES encryption, so keep the password in a password manager. ### Can I password-protect a Google Doc, Sheet or Slides file? No – Google files have no open password. You control access with sharing settings, or export to Office or PDF and protect that file. Disclosure: HelpRange is our product. Menu names are for Microsoft 365 (Windows and Mac) as of November 2026; older Office versions differ slightly. More Office guides: [password-protect Word, Excel or PowerPoint](https://www.helprange.com/blog/protect-powerpoint-file-password) · [protect Office files from copying](https://www.helprange.com/blog/protect-excel-from-copying) · [prevent forwarding](https://www.helprange.com/blog/how-to-prevent-forwarding-a-powerpoint-file) · [disable downloading from a website](https://www.helprange.com/blog/how-to-disable-the-downloading-of-powerpoint-from-a-website) · [best platforms for sharing Office files](https://www.helprange.com/blog/what-are-the-best-platforms-for-sharing-word-files) · [free tool: share an Excel file online](https://www.helprange.com/tools/share-excel-online)