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Gmail error code 76997

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By Genesis and SheilaUpdated on June 3rd, 2022

What is 'Gmail error code 76997'?

Gmail error code 76997 is an error that may occur when the user is trying to send the same email to two or more people at the same time.

How can you fix 'Gmail error code 76997'?

Some of the common fixes include:

  • Enabling Labs
  • Clearing the browser data cache
  • Updating the browser
  • Scanning for malicious software
  • Disabling all third-party software

Please see our in-depth walk-through solutions below.

1. Enable Labs

"Gmail error code 76997" may be a result of all Labs being disabled. Try to enable one to fix the problem. To enable Labs, check instructions below.

Disable all third-party software
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  1. Open your Gmail account.
  2. Click the Gear icon on the upper right side.
  3. Select Settings.
  4. Then, click the Labs tab.
  5. Enable an Available Labs.
  6. Then, click Save changes to confirm.

2. Clear Browser Cache Data

“Gmail error code 76997” may also be caused by stored Gmail cache in your browser, which is interrupting your operation. Try to clear your browser cache and restart your browser. See instruction below how to delete caches.

Clear Browser Cache Data
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Click CTRL+Shift+Del key to access the Clear Browsing Date, this is applicable to all browser. Delete all browsing data to avoid cache problem.

3. Update your browser

Your browser version may not support the current Gmail website resulting in “Gmail error code 76997.” Updating your browser version may solve the error. Please see below for the instructions.

Update your browser
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Google Chrome

  1. For Google Chrome, type or paste this into the Address/search bar chrome://settings/help.
  2. Update Chrome if an update is available.

Mozilla Firefox

Please follow the image below.

Mircosoft Edge

Update Windows 10. Click Windows Start type in "Check for Updates" and press Enter key.

4. Scan for Malicious Software

Scan for Malicious Software
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Your Windows might be running a malicious software, which may be causing “Gmail error code 76997.” Do an anti-virus full scan to verify. Use this link here to download legit antivirus that will save you from this error or Windows Defender or Microsoft Security Essentials if you don't have any anti-virus, but make sure it is updated. If you have a third-party anti-virus, update and run it.

5. Disable all third-party software

It is possible that “Gmail error code 76997” is due to third-party software. These third-party applications could be an extension/ plug-in in your browser or a Windows application that runs on startup. Disabling these applications might fix the problem. An instruction below is provided.

Disable all third-party software
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Clean boot

Disable extension

Copy and paste the link address below to your browser web address bar to access the extensions that are currently installed. Then remove or disable unwanted extensions

chrome://extensions/