<human>:  What are the steps to update my computer operating system?
<bot>: 
1. Back-up your files and data.
2. Check for any existing updates and install them.
3. Download the most recent version of your operating system.
4. Install the new operating system from the download.
5. Follow the on-screen instructions to complete the installation.
6. Reboot your computer and check that the updated operating system is running correctly.