Please ensure that you are using the updated and the latest version of the browser.
If your browser is not updated, please update the browser version to the latest one. For doing so, you need to check the current browser version that you are using by going to the About or Settings section of the browser. You can find it by clicking three dots on the top right corner of the browser.
You might need to manually update the browser or download it’s latest version from their website.
After updating the browser, you should close and re-open the browser and check if the problem is sorted out.