However, for the bootloader menu issue, you might need to focus on exiting the bootloader screen specifically.
Here is the for a KEYone stuck at the top of the bootloader menu: blackberry keyone stuck in bootloader menu top
Ensure your volume or power buttons aren't stuck or jammed. If you use a case, remove it, as it may be inadvertently pressing a button during the boot sequence. However, for the bootloader menu issue, you might