This Article Applies to:

LTE Gateway and 3G/4G Routers

Issue Description/Phenomenon:

Some customers may report that they can see the received SMS message numbers on the LTE router web interface Basic > Network Map page as well as on the Advanced > SMS > Inbox page, however, they cannot read them. See the screenshot attached below.

Note: Sending SMS messages from the router web page does work properly.

if you can neither send nor receive the SMS, please refer to this link

 [Solution] Can’t send and receive SMS on TP-Link 4G Routers with Jio SIM card

Available Solution:

If this is what you are experiencing on the 4G LTE router, please install the following beta firmware, then monitor if the issue is gone:

Archer MR600_V1 20201204

TL- MR100_V1 20210104 

Archer MR400 V4 20210622
M7000 V1 20211230

Archer MR200_V4_20210201(official firmware)
TL-MR6400_V5_201207(official firmware)

Guidance to install this firmware manually:

How to upgrade the firmware of TP-Link Wireless Dual Band 4G LTE Router (new logo)?

If the issue still exists after installing the above beta firmware, please contact the tech support engineers via email (support.forum@tp-link.com), or leave a comment on the topic with the following information:

1. Who is the SIM card carrier?

2. Does the SMS work fine if you insert the SIM card into a phone?

3. Test with another SIM card from another carrier if that is possible to confirm if the issue persists.

4. Attach the router log when emailing the TP-Link support (find and save the log file in Advanced > System Tool > System Log).