One of the most popular unofficial free video streaming sites is 123Movies.
According to the users, the Full screen does not work on the 123Movies website.
If you have been facing the same problem, you better try a few troubleshooting.

Here are the best ways to fix cant fullscreen 123Movies.
While this can be a site specific problem, theres still no harm in restarting the web surfing app.
So, before you try the other troubleshooting, close and fire up the web internet tool again.

Hence, you should visit the fast.com website and test whether your internet is active and stable.
If the website doesnt load properly, some functions may not work.
To rule out this problem, press theCTRL + Rbutton on your keyboard.

This will reload the webpage and will possibly fix the problem youre facing.
Hence, if youre using an adblocker extension, its best to disable it permanently.
Simply head toChrome://extensionsand disable AdBlocker or similar extensions.

Heres what you should probably do.
Launch the Chrome web app and tap on thethree dotsat the top right.
On the menu that appears, selectSettings.

On the tweaks, switch to theSystemtab.
On the right side, turn off the toggle for Use Hardware acceleration when available.
When these files are corrupted, you will experience problems like 123Movies full screen not opening.

it’s possible for you to eliminate the outdated or corrupted cache by removing the existing cache files.
Heres how to dump the web internet tool cache.
Custom APN options improve the internet speed, but they can create problems as you browse the web.

Many Android users have found resetting the custom APN options helpful.
you’ve got the option to also try doing it.
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