The "Lingering WeChat Message" mission in "Genshin Impact" is a side mission in the game, which mainly involves the interaction with Xinoning. Here are the detailed steps to complete this task:
1. After entering the plot, select the first option [Want to go in and have a look].
2. After the plot is over, follow the task instructions to assist Xi Nuoning in dismantling the burning crystal name engraving.
3. After arriving at the destination, immediately enter the plot dialogue and select the first option.
4. Follow the mission guide and return to Trazzoli's house.
5. Transform into a dragon and climb to the top of the mountain and then go down. The destination is ahead and you enter the plot.
6. After the conversation is completed, return the burning crystal name engraving to Ikna, open the map and click on the mark point and the second option.
7. After arriving, follow the yellow line to trigger the plot dialogue. Enter the plot after reaching the marked point.
8. After the conversation, return to the residence with Trazzoli, enter the plot after arriving, and clear the level after completion.
The above is the complete guide for completing the lingering WeChat missions in "Genshin Impact". For more game guides, please click on the source code website.