@joaquimds Hi, please try to update the TL-WPA4220 back to the following firmware to have a look: For TL-WPA4220 v4 https://static.tp-link.com/2020/202010/20201030/TL-WPA4220_180308.zip Thank you...

@Johnb-41 Hi, you could have a check of the single TL-WPA4220 unit. But since it is not sold individually in some areas, you could also consider purchasing a new kit and both of them could be used as...

@Aevis Hi, Since the TL-WPA4220 V1.2, this version is a little old and might have some issue with the latest version of powerline utility. Please try to use the following one to have a look:...

@Nottelling Hi, Since the TL-WPA4220 V1.2, this version is a little old and might have some issue with the latest version of powerline utility. Please try to use the following one to have a look:...

@Layla13. Hi, Did you install the powerline utility and if yes, what is the powerline rate on the utility? Have you checked the Ethernet speed from the powerline adapter as well? By the way, how long...

@Al-XV582 Hi, Since the TL-WPA4220 V1.2, this version is a little old and might have some issue with the latest version of powerline utility. Please try to use the following one to have a look:...