Full marks for trying Rufus! Searching the web (https://forums.linuxmint.com/viewtopic.php?t=241379) came up with two possibilities to try before attempting the installation:1. Make sure that your USB HDD (and any other device) is removed2. &quo...
Full marks for trying Rufus! Searching the web (https://forums.linuxmint.com/viewtopic.php?t=241379) came up with two possibilities to try before attempting the installation:
1. Make sure that your USB HDD (and any other device) is removed
2. "Try installing without an Internet connection (disable any wifi connection / disconnect the network cable). There is an issue affecting some users where GRUB fails to install when connected to ...