go into TTTDamagelogs-master (or whatever you called the folder) > lua > damagelogs > config > config.lua
in there, change your code.
for example, mine is
Damagelog:AddUser("owner", 4, true)
Damagelog:AddUser("co-owner", 4, true)
Damagelog:AddUser("superadmin", 4, true)
Damagelog:AddUser("admin", 4, true)
Damagelog:AddUser("operator", 1, true)
Damagelog:AddUser("mlgpro", 1, true)
Damagelog:AddUser("master chief", 1, true)
Damagelog:AddUser("donor mod", 1, true)
Damagelog:AddUser("trial mod", 1, true)
Damagelog:AddUser("user", 1, false)
Damagelog:AddUser("guest", 1, false)
whenever you need to add another rank to be able to view the logs, just copy a line, paste it, edit the name in the quotes, (1 if you want them to only be able to view the previous rounds damagelods, 4 if also current rounds damagelogs which isnt a good idea for everyone) then true if you want them to be able to see the rdm manager