Question regarding RAM

[Kousik Maiti]

Hi list,
This may be a silly question.
If I change RAM size of a debian server, will it be auto detected by the OS
or I have to change any settings manually?
Thanks in advanced.
-- 
Wishing you the very best of everything, always!!!
Kousik Maiti(কৌশিক মাইতি)
Registered Linux User #474025
Registered Ubuntu User # 28654