@heyigun Hello, thanks for your reply. From the note, it seems that the NL firmware cannot rollback to EN version. Quote: 4.You can update from universal firmware to this customized firmware,but...

@heyigun Hello, we replied to you on another thread. https://community.tp-link.com/en/home/forum/topic/190404?replyId=404490

@Erhy Hello, you can use the parental control feature to block certain domains. Below is the instruction to setup parental control. https://www.tp-link.com/en/support/faq/1531/ May it help.

@Adil1990 Hello, please connect your computer to the TL-WA901ND and then try to login to the web UI with www.tplinkap.net. If it does not work, you can login to the web UI of the main router to get...

@suleyman Hello, sorry to respond late due to the Chinese Spring Festival. It is great to know that you figured it out. Be free to contact us if need more help in the future. Good day.

@Keflock Hello, what is the current network diagram? What is the operation mode of the Archer C7? Regular wireless router mode or access point? Where did you see them？ On the web UI of the main...