This kernel requires an x86-64 CPU, but only detected an i686 CPU
25756
Cannot install Ubuntu in VirtualBox due to "this kernel requires an x86-64 CPU, but only detects an i686 CPU, unable to boot" error
96029
Why does Ubuntu 14.04 LTS use a non-LTS kernel version?
10212
Is the 64-Bit version of Ubuntu only compatible with AMD CPUs?
479
How can I boot with an older kernel version?
2211
How can I install on a non-PAE CPU? (error "Kernel requires features not present on the CPU: PAE")
54223
On 14.04, my kernel version is 3.11.0-18?
60576
Intel® Core™2 Duo Processor E4300 - Is it a 64 Bit Processor?
10045
How can I check if my CPU is AMD64 compatible?
125004
Do I have 32-bit or 64-bit?
155729
kernel_task is using 90% CPU, what could be the cause?
89940
RTL8111/8168B Rev 06 Ethernet controller not working with AMD64 Kernels > 2.6
45430
How to switch between low latency and generic kernels?
85644
How to compile and install custom mainline kernel
42801
Wrong kernel version returned by uname Ubuntu 16.04.1 LT
69033
Intel Corporation Device [8086:0d4f] is not supported on Ubuntu 18.04.3
135382
Ubuntu won't boot - kernel error?
123668
How to securely download a new kernel?