googleunchecktwofactor

Simple userscript to get Google to stop checking "Don't ask again on this computer" by default, which can make you accidentally add a computer to Trusted Devices that you don't really trust.

Instructions:

1. Install TamperMonkey on Chrome (or GreaseMonkey on Firefox): https://chrome.google.com/webstore/detail/tampermonkey/dhdgffkkebhmkfjojejmpbldmpobfkfo
2. Go into Tampermonkey dashboard "Add new script"
3. Paste the contents of the .js here into there.

See Greasyfork site:

https://greasyfork.org/en/scripts/13072-uncheck-google-two-factor-authorization-trust-this-device/code