Lock Tab

Prevents a tab from being closed accidentally

Lock Tab: Chrome extension to Secure your Tabs

"Lock Tab" is a Chrome extension that ensures prevention from accidental tab closures. This extension adds a padlock icon that allows users to switch a tab's state between locked and unlocked. When attempting to close a locked tab, a confirmation dialogue appears to prevent any unintentional tab closure. Please note, after locking a tab some interaction on the page is required for the feature to function as per Google Chrome's mechanism.
Install from Chrome Web Store

Extension stats

By: gabomaldi
Users: 9,000+
Rating: 3.58
(52)
Version: 1.3.0 (Last updated: 2024-07-09)
Creation date: 2022-06-24
Risk impact: Low risk impact
Risk likelihood:
Manifest version: 3
Permissions:
  • activeTab
  • storage
Size: 45.77K

Other platforms

Lock (v1.1.0)
4.42 (12,859) 2,902,726+
Not available on Firefox
Not available on Edge
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Extension summary

Adds a padlock icon that allows toggling each tab's lock/unlocked state. When a locked tab is being closed, a confirmation dialog which allows preventing the tab from closing, is displayed.

📣 IMPORTANT: after locking, some interaction with the page is required for it to work. So you need to, for example, click anywhere on the page after locking to actually prevent the tab from being closed. This is how Chrome works.

User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Chrome Web Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Effective solution for preventing accidental tab closures
  • Simple and easy to use
  • Works well across multiple Chromium-based browsers
  • Provides visual indication of locked tabs
  • Open-source nature is appreciated by users
Cons
  • Does not work consistently across all tabs
  • User confusion about functionality and controls
  • May cause issues with other extensions or normal browser behavior
  • Requires reloading tabs before locking them after installation
  • Cannot prevent closable tabs from reflecting traditional close actions (e.g., 'x' still visible)
Most mentioned
  • Not working properly on latest Chrome versions
  • Functionality confusion; unclear how to use the extension initially
  • Issues with other extensions affecting performance
  • Locked tabs sometimes fail to lock as intended
  • User requests for improved feedback in dialog boxes
User reviews
not workding
by Sri, 2024-12-09

Im a profgrammer, but cant figure out how it works. entering 192.168.178.102 or 192.168.178.102* click on that page of the website where it is open click on close tab and its gone. reopen it, close chrome, and everything is gone. So: Plugin doesnt keep the tab open and doesnt prevent accidental closing. Not working on latest chrome it seams.
by Stefan Murawski, 2024-12-02

I’m so glad I found this extension. It’s such a small yet incredibly effective solution. I often accidentally close important tabs, especially ones with active sessions that can’t be recovered, and I was even considering building my own extension to solve this issue. Luckily, I found yours instead. Thank you so much for developing this tool. Wishing you all the best, and I hope this extension gets the higher rating it deserves, you’re worth more than 4 stars.
by Trung Nguyễn Như, 2024-11-26
View all user reviews

Extension safety

Risk impact

Lock Tab requires very minimum permissions.

Risk likelihood

Lock Tab has earned a good reputation and can be trusted.

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