Put Linux Ubuntu 14.04 on top of Windows 10, a question about booting. what to do?

Question

gulp.js

I installed Linux Ubuntu 14.04 on top of Windows 10, but for some reason unknown to me, when I restart the PC, I have to constantly go into the BIOS to switch the OS. If you need any details, I will write in the addendum. I'm wondering what could be the reason for this?

Answer 1

you most likely installed next to, and not on top of, boot into Windows - right-click on the start - system - additional parameters - download and set the default to your ubuntu

Answer 2

"Over" and "toggle axis" are mutually exclusive options.
To answer the question, there is not enough information: is UEFI boot mode enabled, which hdds are installed, what is the partition table (GPT / MBR), where the Grub2 bootloader was installed during Ubuntu installation, ...