What to do if encounter HTTPS sites not opening in Chrome?

Try the workable workarounds in this post now!

How to Fix Error 405 Method Not Allowed?

[SOLVED!] HTTPS Not Working in Google Chrome

To do this, just googledowngrade [OLATFORM-NAME]and follow along.

Some platforms dont offer a version downgrade function because they consider the new version is bug-free and stable.

However, just like software updates, they can also bring new problems like Error 405 Method Not Allowed.

[Fixed!] 413 Request Entity Too Large on WordPress, Chrome, Edge

The extension, plugin or module itself may be problematic or it is incompatible with the website.

As a result,uninstalling these newly installed plugins, extensions, or modulesis also helpful.

Changes in the server-side logs can also trigger Error 405 Method Not Allowed.