Clock Out and / or exit Insightful to see if the slowdown or lag will stop with this action.
If the overall computer use is still slowed down it means something else is the cause and not Insightful.
If computer starts running normal and without a lag, continue following the steps in this article to solve the device slowdown.
Step 1: Go to chrome://accessibility/ - copy and paste it to the URL bar.
Step 2: Untick all Accessibility modes.
Step 3: Exit Chrome.
Step 4: On the desktop, or wherever the shortcut is, Click on Chrome shortcut with right mouse click >> Properties >> Shortcut tab.
Step 5: In target field after the text that is already there add --disable-renderer-accessibility.
Step 6: Apply and Save.
Step 7: Reboot the computer.
❗Note: If an error message is preventing saving after the text has been added to the target field, make sure there is one space between what was already there and the text that is being added.