This is automatic translation (from Korean) of 26.7.2021 update notice for Korean server (we will probably get same at our next maintenance):
 

The following is Korean server update for July 27 (Tuesday).
 

1) Dead Man's Lawless Zone PVP Pet Improvement

- Improvements have been made so that you can wear PVP pets in the Lawless Zone of the Dead.

 

2) Improvement of monster re-summoning system

- If the monster (including the boss) disappears after entering the safe zone, it has been improved to be re-summoned from the first summoned point

 

3) Modify the help contents of the seat board

- The content of the wrong number of items that can be registered on the seat has been corrected.

 

4) Fixed the iron wall defense skill error

- An error where the party could not apply the Iron Wall Defense skill due to a distance problem has been fixed.

 

5) Attribute stone stacking improvement

- Attribute stones have been improved so that they can be stacked.

 

6) Item exchange shop UI improvement

- The UI of the item exchange shop has been improved.

 

7) Improving shadow equipment crafting material item icon

- The icon of the shadow equipment crafting material item has been improved.

 

8) July Amcheonjigwe store update

https://www.gameagit.com/kalonline/2107skybox