A player's profile will now show the player's number of achievements, as well as the latest Spiral Abyss clear. You can also put your characters for others to view, which will let them see that character's setup (level, gear, talents, etc).
Elemental stones conversion
New update allows players to convert a certain elemental stones into a different element of the same tier. To convert to a different element, you will need just 1 of the elemental stone, and a new salt item available in v1.3. The highest tier of elemental stone is shown to need 9 of the new salt item.
At Adventure Rank 31 or higher, you can get the quest from Lan in Liyue Harbor called "Tianqiu Treasure Trail". Completing the quest will give you the gadget Parametric Transformer, and it lets you transmute your items into other items.
You can put a maximum of 150 items to put into the Parametric Transformer. Once the item is selected, you will have to use elemental attacks to give it some energy to complete the process. The rewards obtainable may somewhat be random, the picture above is from the CN livestream where they showcased how it works. After the process is completed, the item will be on a cooldown for 7 days.
Increases Shield Strength by 20%. Scoring hits on opponents increases ATK by 4% for 8s. Max 5 stacks. Can only occur once every 0.3s. While protected by a shield, this ATK increase effect is increased by 100%.
New namecards related to the lantern rite festivals, and Xiao and Hu Tao max friendship namecards.
Posted by @Genshin_intel on twitter, a Co-op tower defense game mode coming in v1.3. There are different elemental towers, as well as ones with different effects.
Version 1.3 Beta Test Application (ended)
Announced on the official discord server Thursday morning (Asia time), they are looking for around 200 testers to test version 1.3. This is only eligible to people who are in Genshin Impact's official discord server. Fill out the linked form with your information, and you might be chosen for a tester.
Disclaimer: Chosen participants will have to sign an NDA(Non Disclosure Agreement). This is to ensure that information about the upcoming content are not leaked. miHoYo have taken strict legal actions against people who were caught leaking information, and it should not be taken lightly.