How to Fix Attachment button not Working in Gmail Error? – Resolved

Jamie Kaler ~ March 10, 2025 ~ 7 Minutes Reading

Attachment buttons not working can be frustrating issues that prevent users from attaching important files to their emails. Whether you are trying to send a document, image or any other file encountering these issues can disrupt communication and workflow.

Gmail is a most widely used email service provider around the world. It allows for sending and receiving emails for both professional and individual purposes. It offers modern interface, advanced filters, and Encryption that makes it a completely reliable platform from others.

This write up will share the top reasons behind this error and also stated the way to resolve the attach button not working in Gmail by manually and using automated software. By knowing the reasons and opting the right approach you can easily restore Gmail attachment functionality and ensure smooth email operations.

Why Attachment button not Working in Gmail?

  • Gmail allows max attachment size 25 MB. If your file is larger you may fall to attach.
  • Certain file types, such as executable files or encrypted archives are blocked for security reasons.
  • A slow internet connection may prevent uploading Gmail attachments properly.
  • Some extensions such as ad-blocker, security extension can make the attach button greyed out.
  • Browse cache files can affect browser performance and also affect the features in Gmail.
  • Overly strict security software can block upload files in Gmail.
  • Sometimes, the problem is on Gmail end due to temporary outages or service disruptions.

How to Resolve Attachment button not Working in Gmail?

Before opting for the solution, you must back up your mailbox data, as there is a high possibility of data loss during fixes, as it’s a manual procedure, and a single wrong step can lose your sensitive Google mailbox data. So, we recommend you to opt for the Jagware Gmail Backup Tool, as it allows you to batch export mailbox data, and it also offers specific mailbox selection. As per the recent Google statement, it will delete all inactive accounts; due to this, backup is also becoming a crucial part of this approach. To perform this process, you just need to click on the download button and follow the simple 5 steps as we have explained below.

  1. Install and launch “Recommended Software” on your system.launch recommended software
  2. Enter “Gmail email address” and click on Continue with Google.Login Gmail account
  3. Preview to choose “Google mailbox data” as you want to convert.Select Gmail labels to convert
  4. Browse export options in the list of “Select Saving Options” and select advanced filter.Choose Saving option
  5. Choose Destination path and press “Backup” to start backup Google mailbox data.Now fix Attachment button not working in Gmail

Astonishing Features of Recommended Software

  • It offers you to backup Gmail to PST, PDF, MBOX, EML, HTML, and 30+ saving options.
  • This software offers Oauth authentication that allows users to perform it easily without generating app passwords.
  • You can also use up to date filter options that allow specific mailbox data as per incremental backup, export only sent folder, exclude body and attachments and many more.
  • It preview Google mailbox labels to select to backup as per needed it also helps you to save from unnecessary data.
  • With this software, you can also migrate Gmail to Yahoo, Rediffmail, Zimbra, Outlook.com, Office 365, Maildir and all IMAP supported email platforms.

How to Resolve Attachment Button not Working in Gmail Manually?

If you want to manually fix attachment file button not working on Gmail then you can follow the manual approach as we have explained below:

Method1. Verify file Size and Format

  1. Ensure the file size is within Gmail’s 25 MB limit. If size exceeds these then Gmail uses Google Drive to share those files.
  2. Verify the file extension that your attachment is supported by Gmail as it restricts some file extensions such as .exe, .bat, and compressed files.

Method2. Check Internet Connection

  1. Check your internet connection
  2. Restart your router and switching to different network

Method3. Update or Change Web Browser

  1. Gmail works best on the latest version of Google Chrome, Firefox, Edge and Safari.
  2. If the issues persist, try opening Gmail in a different browser.

Method4. Disable Browser Extensions

  1. Some browser extensions such as ad blockers, security add-ons or privacy tools may interfere with Gmail.
  2. Disable extensions one by one to identify and remove the problematic one.

Method5. Clear Browser and Cache

  1. In Chrome, go to Settings and click on Privacy and Security.
  2. Choose clear browsing data and select Cache and Cookies.
Method6. Review Security Software and Firewall Settings
  1. Some antivirus or firewall may block file upload in Gmail.
  2. Temporarily disable antivirus software or add Gmail to the allowed list In firewall settings.
Method7. Use Gmail in Incognito and Safe Mode
  1. Open Gmail in Incognito Mode(CTRL+SHIFT+N in Chrome) or Private Browsing to check it if extensions are causing the issues.
  2. If the attach button is not working in Gmail, disable problematic extensions.
Method8. Try a Different Device or Browser
  1. If the Gmail attachment button doesn’t work on one device, try using a different computer, tablet or phone.
  2. This helps determine if the issue is device-specific.
Method 9. Contact Google Support
  1. If none of the explained methods works, report the issue to Google Support via the Gmail Help Center.
  2. You can also check Google Workspace status to see if Gmail is experiencing service disruptions.
  3. Here, we have explained all possible methods to fix the attach button not working in Gmail.
Common Questions about Attachment button not Working in Gmail

Why are Gmail attachments not working?
Gmail attachments not working due to file size limit, unsupported extension, slow connectivity or security software can restrict the attachment file in mail. Clearing cache and cookies, disable extension, update your browser or try incognito mode can help you to fix these issues.


How do I enable attachments in Gmail?
To enable attachments in Gmail, ensure your browser and internet connections are working correctly. Disabling interference extension or security software, clear cache and cookie and update your browser. If using the Gmail app, verify app permissions and update it from the play store Or app store.


Is Gmail blocking attachments?
Yes, Gmail blocks attachments that are larger than 25 MB contain malicious or executable files or are encrypted archives. If Gmail flags an attachment as unsafe, consider zipping the file uploading to Google Drive or rename the file extension before sending.


Why is my Gmail app not sending emails with attachments?
Your Gmail app may fail to send attachment due to file size limits, poor internet connection, outdated app version or security restrictions. Try updating the app, switching to a strong network. Clearing app cache or using Google Drive for larger files. Restarting your device and trying again may also help.

Final Analysis

We have explained the top 9 methods to fix attachment button not working in Gmail. We have received lots of queries from users stating that the attach file button is not working in Gmail. So, we have written a blog to share complete information with users. Here, we have explained the step-by-step procedure for each method. Go through each of the methods and select any of the methods as per your preferences and requirements. Now, anyone can easily fix the attach button not working in Gmail.