As the title suggested, I have installed linux right now I have both ssd and hdd in my laptop and i need to access my hdd files. It is mounted and the partition shows 1 TB but I cannot access those files. I can only access few MBs throught the data application

enter image description here

Hi I am trying to install Ubuntu but first it shows no /boot file found and then when I select in try or install ubuntu A screen appears like in image
Note I tried to install kali before this but was not able to some error my system specs are
Hp probook g440 i5 7th gen
8gb of ramHere is the windows tgat appear
128gb ssd
1tb hdd

I have installed prometheus as I can run command prometheus –version and I can see it is installed, however when running:sudo systemctl status prometheus I keep getting the error message below. At this point I have no idea of what else to do to make it work, any ideas of what can I do to fix this issue?

I tried to install v2ray on ubuntu. After restarting it couldn’t finish boot. It show a failed error :

enter image description here

The system is Ubuntu 22.04.2.
I mistakenly removed my user from sudoers, and the root account cannot login directly.
Now, if I use the “sudo” command, “user is not in the sudoers file. This incident will be reported.” will be displayed.
I only have read-only permission to system files.

I Tried to to install Xubuntu 24.04 on my old Lenovo G40-30 with 8gb ram, 128gb ssd and 1.83GHz 4 cores with integrated graphics.the problem is it frozed during the installation.. and i dont know why and how to deal with it. I cant just turn it of cuz it might damage the ssd. It also dont have any error indecator.

How do I get rid of these errors when running apt-get update on Ubuntu?
I have tried asking ChatGPT. It provided answers, and I tried them but the issue still persists.

i uninstalled emote from ubuntu and a /dev/loop15 popped up. I can’t mount it nor it is removing. Help me remove this unmounted disk from my machine