Clutch disc is worn out. Not knowing what vehicle you have, most are hydraulically operated and there is no adjustment. Time for clutch replacement.
you dont add clutch fluid. If the clutch is slipping that means that you need to buy a new clutch
A slipping clutch.
if your clutch is slipping it probably means your friction disk is near dead or your clutch master is near dead or both. Which means that it needs to be replaced.
Slipping of the clutch and a peculiar smell are the first signs of a clutch that is worn out.
When the clutch is slipping or won't let you get it into gear.
It could be a bad clutch.
Slipping, chattering, or grabbing.
You dont it adjusts its self. if its slipping you nead a clutch.
The smell comes from the new clutch and usually because you are riding it, or slipping it. Being a new clutch it reacts to almost any pressure. Stop riding or slipping it and this will stop.
The clutch may be slipping
You remove it and change the clutch packs.
No, slipping is not affected by low hydraulic fluid level. The hydraulics of your clutch only DISENGAGE your clutch, they do not engage it. If it's slipping, it's either worn out, the pressure plate springs have weakened or you have oil on the clutch disk.