This is a very straightforward trick. You have to manually uninstall one by one extension and check which particular extension YouTube videos started to play smoothly on the Chrome browser after uninstalling.
Enable JavaScript on Chrome
Modern-day webpages are dependent on JavaScript to load. So, to run your YouTube videos and animations smoothly, you need to enable JavaScript on the Chrome browser.
- open Chrome
- In the address bar type Chrome://Settings
- Press enter
- In the search console type Site Settings
- The appropriate result will be highlighted below
- Click on Site Settings
- Navigate to JavaScript
- Check if the status is set to Allowed
- If it is not enabled yet, then click the toggle to enable JavaScript on the Chrome browser.
Check your Internet Speed
If your ISP is carrying out the maintenance, then the network may be down. In that case, YouTube itself won’t load properly.
Check the connectivity of the router at your home. Also, if there is any external factor like a storm or cyclone, then that may also affect the network speed.
Ask your ISP to provide you with some solutions. You may also try to reset your router and then access YouTube through the Chrome browser.
Disable Hardware Acceleration
Smoothen, the hardware and software performance on the browser hardware acceleration, is helpful. Often users complain that hardware acceleration may be why YouTube videos are not loading on the Chrome browser.
Here is how to disable the hardware acceleration on the Chrome browser.
- Open Chrome://Settings
- Type Hardware Acceleration in the search box of Chrome
- In the resulting options, Use hardware acceleration when available will show up

- Click the toggle to disable it
Use Chrome browser in Incognito Mode if YouTube Not Working
This will help you to steer clear of buggy extensions on Chrome. Thus, you can play YouTube videos smoothly on the Chrome browser.
Press Ctrl + Shift + N to open a new incognito window on Chrome
Clear cache of Chrome browser
This will clear the junk files and temporary files present in the browser cache.
- open Chrome://Settings on Chrome browser URL bar
- Type cache in the search bar
- Select the option Clear Browsing Data

- Under the Advanced tab, set the time range to All-Time from the drop-down
- Click on Clear Data [tick all the boxes except Passwords and other sign-in data]

- Restart the browser
Reset Chrome Browser if YouTube is Not Working
If each of the above methods fails then you may try to reset the Chrome browser on your PC.
- Open Chrome://Settings on your browser
- Type Reset in the search section
- From the results, click on Restore Settings to their original defaults

- A dialog box will open that will tell you to confirm your action
- To do so, click on Reset Settings
Note: By resetting the Chrome browser, Cookies will be deleted, extractions you have installed will be disabled and all the temporary data will be deleted.
Additionally, you may also try to uninstall and reinstall the Chrome browser. It will not be required though in most cases.
So, these are the various troubleshooting methods you can carry if YouTube is not working on the Google Chrome browser.