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Blocked For Security Reasons Gmail Error - How to Fix

The error message might be caused by an unsupported file format

4 min. read

Updated onOctober 16, 2024

updated onOctober 16, 2024

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ABlocked for security reasonserror message appears when Gmail users try to attach certain file formats to their emails. Then the users need to find another way to send the files.

If that’s happening to you, follow the steps below to fix it fast.

What to do ifGmail is blocking ZIP files/RAR archives?

What to do ifGmail is blocking ZIP files/RAR archives?

1. Use compression software

WinZipcan prove very helpful if you are looking for a smooth way to solve blocked RAR email attachment issues.

The actual compression can be done quickly using this tool. It makes working with archives is convenient and will make the transfer process a lot easier when RAR archives are involved.

2. Edit the file extensions included within the RAR archive

One last note, you could also save the RAR to a file host, and then send a URL for the file to the recipient. Thissoftware guideprovides further details for the bestfile-sharingapplications.

4. Try another email client

If you keep getting this error, consider switching to another email client. Our top choice in this case is Mailbird.

The app is integrated withDegoo, which is another tool that saves you the time of archiving large folders or files to send via email.Using this feature, you can upload large files with one click (or drag&drop them in the app) and just send the email. Any type of file is supported.

What’s more, you don’t have to store the file locally on your device and you don’t need to download anything to perform this action. And the receivers don’t need a special account either.

⇒Get Mailbird

Gmail blocks numerous file types primarily to stop virus attachments. Users can’t attach EXE, DLL, DMG, VB, CMD, BAT, JAR, VBS, JSE, PIF, VDX, JSE, APK, INS, SCT, and MSI among other formats.

Following the steps above, theblocked for security reasonsemail attachment error should be solved.

For getting a wider perspective on the topic, do not hesitate to take a look at ourEmail Hub.

Have you used any of these methods? Feel free to drop us a line in the comments section below and share your experience with us.

More about the topics:Gmail issues

Matthew Adams

Windows Hardware Expert

Matthew is a freelancer who has produced a variety of articles on various topics related to technology. His main focus is the Windows OS and all the things surrounding it.

He is passionate about the tech world, always staying up-to-date with the latest and greatest. With an analytical view, he likes problem-solving, focusing on errors and their causes.

In his free time, he likes to read and write about history and tries to always develop new skills.

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Matthew Adams

Windows Hardware Expert

He is passionate about everything surrounding Microsoft’s OS, focusing on troubleshooting guides & tips for everyday problems.