This is a plugin to be able to keep the auto discard feature turned off for a custom set of URLs, managed by a list of URL keywords. See if this is working: Open 'chrome://discards/' The column 'AutoDiscardable' should be off for all tabs which are matching the filter list.
You can Follow the below Step By Step procedure to install the DoNotDiscard - Disable tab discard/suspend Chrome Extension to your Chrome Web browser.
It is the DoNotDiscard - Disable tab discard/suspend Chrome extension download link you can download and install Chrome Browser.
Duplicate Tabs Closer
Stops Chrome from suspending tabs, and reloading them when you switch to them.
Helps Chrome run faster by freeing up memory and system resources being used by inactive tabs or old tabs
Pretend that all browser windows are active by spoofing the visibility state event and more!
For websites that continuously load, clicking the extension button will stop. Click again to allow.
Disable auto-discard of all tabs or for tabs with specific domains