@RicciS Hello,
Sorry for the delayed response.
Please try this latest chipset driver for and see if help with the issue:
https://static.tp-link.com/beta/2021/202101/20210108/RTLWlanU_WindowsDriver_1030.41.0514.2020_Drv_3.00.0036(26078).zip
Below is the instruction to manually install driver:
https://www.tp-link.com/support/faq/920/
If problem still exist, may I know how often adapter disconnect, what is the Error message? Does that happen on 2.4Ghz or 5Ghz wifi?
Does other device work stable at the location of this computer? Please help us check the computer motherboard info and send us the photos: https://www.tp-link.com/support/faq/2722/