By Sophia | Last Updated
Do you have some private mp4 video files on your laptop that you don't want to be easily opened and viewed by others? To ensure the security of your video files, it is essential to password protect your mp4 video file on the laptop or PC.
Video encryption software has the advantages of high encryption strength, wide format support, fast encryption speed, easy and convenient operation, security and stability, etc. Video encryption software is not only to protect privacy, but also sometimes to protect the fruits of other people's labor and intellectual property rights. Therefore, in this article, I will share the most effective ways to password protect the Mp4 video files on my laptop. You can try the method that works best for you.
Step 1: Press WIN+R at the same time to open the Run dialog box, type regedit and click OK to open the registry editor.
Step 2: Locate the following path in the registry editor. Right-click in the right column of the Advanced project in the blank, pop-up menu select New > DWORD (32-bit) Value.
Computer\HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced
Step 3: Change the name of this new key value to EncryptionContextMenu, then double-click the key value, one thing worth noting is that it is hexadecimal, and modify the value data to 1. Click OK to complete the setup.
Step 4: Find your mp4 video file on your laptop and right click on Encrypt option.
Step 5: After successful encryption, there will be a lock icon in the upper right corner of the icon of the mp4 file. If you don't need to encrypt it, just right-click your mp4 video file and choose Decrypt.
Note: No matter what the file is, encryption means that it is viewable on the locally encrypted account, but not on other computers.
iSunshare SafeFile Genius is a powerful file encryption tool. It uses a powerful algorithm to password protect the personal data on your PC/laptop, and also supports password protection for many types of files, including mp4 video files. Here are the instructions for using this software to encrypt mp4 files.
Step 1: Download and install SafeFile Genius on your laptop.
Step 2: Click on the Encrypt button in the main screen of the software.
Step 3: Click on the File or Folder button and select the mp4 video file from your laptop that needs to be password protected, then click Next to continue.
Step 4: Set a password of at least 6 digits for your mp4 video file and click the Encrypt button.
Step 5: Wait patiently for a while and your mp4 video files will be encrypted successfully.
7-Zip is a compression software that activates the encryption function simply by setting a password when compressing the file. 7-Zip is also free software. Once installed, 7-Zip is very convenient and easy to use with a right click.
Step 1: Download and install 7-zip on your laptop.
Step 2: Find and select the mp4 video file on your laptop, right click and select 7-Zip > Add to archive.
Step 3: Under the Encryption option, enter the password you want to set for your mp4 video file and click OK to complete the encryption process.
Step 4: Once encrypted, anyone who wishes to access this video file will need to enter the correct password to open it.
Extra tip: It is important to set a strong password for password protect mp4 video files using 7-Zip, as there are many password recovery apps available for these types of encrypted files, and a simple password is easy to crack.
WinRAR is considered to be the best and fastest compression tools. It shares and stores data in a secure and reliable manner. And it can password protect your files of many format types.
Step 1: Download and install WinRAR on your laptop.
Step 2: Double-click to open the WinRAR executable file and click the Add button. Click the Browse button to import the mp4 video files you need to password protect from your laptop. Then click Set Password.
Step 3: Set the password of the mp4 file you need to password protect. Click OK to finish the settings. Whoever needs to open this mp4 video file will only be able to do so by entering the correct password.
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