@QuirkyZac: If your robot vacuum is having some general navigation issues, then I recommend following the steps provided in the link below, which focusses on cleaning and maintaining the device.
https://www.samsung.com/uk/support/home-appliances/how-to-clean-and-maintain-your-samsung-jet-bot/
In particular, take a look at 'Cleaning the sensor window' and 'Cleaning the driving wheel' as this should address the issues you're currently facing with mobility and navigation.
