Check out this guide on how you can unlock Level Caps in Pokemon Masters! Guide include why unlock Level Cap and walkthrough on how you can access the interface and items needed!
Table of Contents
Merits Of Unlocking Level Caps

Further The Growth Of Sync Pairs
By unlocking level caps, your Sync Pairs can continue to grow their stats and levels. You will need to unlock level caps multiple times to reach the maximum level and endgame.
★Power-Up Items Can Also Unlock Level Caps

You can also unlock level caps using ★Power-Up items, as well as gain some stars for your Sync Pair. You reach maximum Level Cap by using both Blend items and ★Power-Up items to the limit.
Learn How to Get Power-Ups & Its UseHow To Unlock Level Cap
Access Interface Through Training Tab

Level caps can be unlocked through Trinnia (Training) interface, under "Level Up" and "Increase Potential". You must have finished Chapter 4 and the Special Training first to use this feature.
Requires Upgrade Materials

Unlocking Level caps require items such as Buff Blends and Aide Ade. The higher the level cap, the rarer the items needed to unlock them. To use the "Increase Potential" option, you will need rare ★Power-Up items.
Learn Best Ways to Farm Upgrade MaterialsHow To Get Items For Unlocking Level Caps
3 Different Items For Each Role

There are 3 different items in 3 different quality (Gold, Silver, Bronze) required to unlock level caps for each role. he higher the level cap, the better quality item it needs.
Find Out How to Get Each Material
Gym Leader Notes Required To Unlock Final Level Cap

To unlock the final level cap, you will need a special item: Gym Leader notes. These can be acquired from very hard Courses.
Learn How to Get Gym Leader NotesCheck Out Quests And Training Area

You can acquire items needed to unlock level caps through quests and Training Area. The number of training you can do in Training Area is under a time lock, so be sure to challenge them all.
Different Types Of Courses For Each Role

There are designated courses for each role that will reward appropriate level cap unlock items for that role only. Remember to do the correct Course based on Sync Pair's role to get items for them.
Farm "Hard" Difficulty For Efficiency
For beginning-to-mid game items, farm the "Hard" difficulty for best efficiency as it reward Bronze and Silver quality items. Gold quality items will only drop from "Very Hard" difficulty, however.
Required Items For Level Cap Unlock
The items required for unlocking level caps vary with Sync Pair's rarity (Stars). Story acquired Sync Pairs require less resources than normal.