Genshin Impact released a 3.1 update called the “King Deshret and the Three Magi”.

You can gain Primogems as compensation rewards for the maintenance time.

The update includes new characters, domains, equipment, and more.

There are also new Archon and story quests that you can complete for rewards.

This includes new Archon Quest Chapter III acts and Cyno’s Story Quest.

An event in the game is to find all 8 Fecund Blessings Notes/treasure chests in The Feast in Full Swing.

One of the hints is, “Gift in the Magus-Custodian of Books sanctum”.

In this guide, you’ll learn how to find the “Gift in the Magus-Custodian of Books sanctum” in Fecund Blessings in Genshin Impact.

How to find “Gift in the Magus-Custodian of Books sanctum” in Genshin Impact

To find the “Gift in the Magus-Custodian of Books sanctum”, you need to go inside the Knights of Favonius Headquarters in Mondstadt City.

Once you’re there, open the right door, go inside the area, turn right, and open the treasure chest.

Location for “Gift in the Magus-Custodian of Books sanctum”:

In the Knights of Favonius Headquarters.

The treasure chest is located in the room to the right when you enter the Knights of Favonius Headquarters.

Further reading

How to Find “Small shoal in the Whispering Woods” in Genshin Impact

How to Find “Old battered cart at the place” in Genshin Impact

How to Find “The Gift beside Cider Lake” in Genshin Impact