Why don't you try it and see how far you get, you learn from by doing it yourself and making mistakes because that is how everybody else before you learned Linux. How hard is it to follow an installation guide with pictures, it's not like you can mess something up during installation unless you are planning to dual-boot. When the installer opens do the following.
1. Select your language and click next.
2. Select your time-zone and click next.
3. Select your keyboard language and click next.
4. Select "Manual partitioning" and click next.
5. Click on "New Partition Table"
6. Select Master Boot Record(MBR) and click OK
7. Select "Free Space" and Create
8. Enter the size 1024 Mib, select ext4 filesystem for /boot, select the /boot mount point and then click OK.
9. Select "Free Space" and click Create.
10. Enter the size 2048 MiB(or whatever size you want/need) for swap, select filesystem for swap linuxswap and click OK.
11. Select "Free Space" and click Create.
12. Leave the remaining size for what it is, select the filesystem you want(looking at your
previous post you used btrfs) , select mount point / and click OK.
13. Click Next
14. If it complains about it being GPT better just click OK.
15. Enter the detail of your user, the computer name and click Next.
16. It Shows you an overiew of your location, keyboard and partitions.
17. Click Install and when it comes with a popup click on "Install now".
18. The system is installing, after it finishes it will ask you to reboot, click "Done".
If that isn't good enough go to youtube yourself and search for a video, I am not your your private tutor.