Quote:
Ok, for anyone who are confused about this mod, this mod only make the 'General' skill tree work without needed to be added into the slot.

Install: unpack to mods folder ...

After install use "Clearing potion"

New Game+ compatible ...

Technical: changed PlayerAbilityManager.ws

Similar mods:

Active Learner v1.01
Learned skills and perks are always active and do not need to be equipped.
http://www.nexusmods.com/witcher3/mods/416/?

Elys - AllSkillsActive (beta) by Elys
This mod will activate all unlocked skills without the need to equip them.
Skills can still be equipped to benefit from Mutagen Linking as usual.
http://www.nexusmods.com/witcher3/mods/546/?