Let's see how much free space we have

pvs

PV VG FMT Attr PSize PFree
/dev/sda1 v1 lvm2 a - - 60.43 15.84

Then choose the right LV Path volume

lvscan

I will increase the size of the root volume

/dev/v1/root

Increase the size by 2 Gigabytes

lvextend -L+2G /dev/v1/root

Сheck the file system for errors

e2fsck -f /dev/v1/root

Resize the filesystem

resize2fs /dev/v1/root

Check the new LVM size

lvs