Just an update for those having similar issues. I got the suggestion from Tp-link support to set the router setting to ”3g-only” for troubleshooting to see if it made any difference. With this...

@Kevin_Z Hi again, No all other devices like ( iphone, apple tv, surface pro) to the router works fine , all services can be reached etc. My sim card carrier is ComHem, I’m located in sweden New...

@Kevin_Z Thank you for reply. Yes, to clarify it cannot be used to watch youtube, instagram or any connected app. It can load some websites partiallyit Firmawarw version :1.9.0 0.9.1 v0001.0 Build...

@Kevin_Z Replying since I’m experiencing same strange issue as described above on Archer MR400 with Samsung S10 connected. all other devices works fine, but the samsung phone has no upload speed. My...