This Article Applies to:

All LTE Gateway Routers and MiFi devices

Issue Description/Phenomenon

When inserting a Tiscali mobile SIM card into the 4G device, SIM card is detected but network type shows "No Service" on Advanced->Status page, such as the screenshot below:

Available Solution

Please try to download and upgrade to the firmware below:

For MR6500v(EU) V1

TL-MR6500v(EU)_V1_220929

For MR6400(EU) V4

TL-MR6400(EU)_V4_221123

For MR6400(EU) V5.0

TL-MR6400(EU)_V5.0_221123

For MR6400(EU) V5.20

TL-MR6400(EU)_V5.20_221122

For MR6400(EU) V5.30

TL-MR6400(EU)_V5.30_221123

For MR600(EU) V2

Archer_MR600(EU)_V2_221123

Note: Please double-check the hardware version on the product label to avoid wrong firmware update.

If the problem still cannot be resolved, please follow the steps below for troubleshooting.

Troubleshooting Steps:

1. Check which APN profile it is using now on Advanced->Network->Internet page, if it is not Tiscali profile, please select Tiscali profile in the profile list, if no Tiscali profile listed, please create a profile manually

2. Insert the SIM card into another 4G device or smartphone at the same location to see if it works on 4G, if so, please check the 4G band working on another 4G device or smartphone:

https://www.tp-link.com/en/support/faq/3488/

3. Share with us screenshots of Advanced->Status page, Advanced->Network->Internet page, then save a system log file on Advanced->System Tools->System Log page.