No internet connection when using TP-Link Wireless 4G LTE Router working as 3G/4G Router Mode(Case 1)
![No internet connection when using TP-Link Wireless 4G LTE Router working as 3G/4G Router Mode(Case 1)](https://static.tp-link.com/image-20210625135239-25_1624600504555l.png)
![](https://static.tp-link.com/res/images/products/gallery/TL-MR3420-01.jpg)
TL-MR3420, 3G/4G Wireless N Router
![](https://www.524wifi.com/media/catalog/product/cache/1/image/700x700/9df78eab33525d08d6e5fb8d27136e95/h/7/h721v5g_2.jpg)
MTK7621 5G NR 4G Dual SIM dual modules LTE-A & WiFi ROUTER Gateway, 4xLAN 1xWAN, 12x antenna 1xM.2 USB3, 2xMiniPCIe, H721 V7 WiFi 11an 2,4GHz, metal case, ZBT, ZTE, Quectel, Sierra, Telit
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TP-Link Archer AXE75 Review
![](https://static.tp-link.com/res/images/products/TL-MR3020_un_V1_84_normal_4_20151004163622.jpg)
TL-MR3020, Portable 3G/4G Wireless N Router
![](https://static-community.tp-link.com/other/20/6/2021/5fc86c4f4b96441db2f771b8ce61a222.jpg)
have to rejoin main router after using tp-link. - Home Network Community
![](https://static.tp-link.com/MR100_EU_1.0_03_normal_1571381594870p.jpg)
TL-MR100, 300 Mbps Wireless N 4G LTE Router
![](https://www.thewindowsclub.com/wp-content/uploads/2022/10/TP-Link-WN821N-WiFi-adapter-not-working-or-detecting-networks.png)
TP-Link WN821N WiFi adapter not working or detecting networks
![](https://static.tp-link.com/upload/faq/image_20221026073940f.png)
How to troubleshoot if there is no internet access under 3G/4G Router mode on Deco Router
![](https://static.tp-link.com/resources/UploadFiles/Images/7350_1.png)
How to troubleshoot if there is no internet connection when using 4G Mobile Wi-Fi(Case 1)
![](https://forum.openwrt.org/uploads/default/optimized/3X/9/f/9f8e6df5e9639ead07df037d3aa6d635677905f8_2_1024x892.jpeg)
Router ZBT WE826-T can't connect on 4G - Site Feedback and Other Questions - OpenWrt Forum
![](https://static.tp-link.com/upload/faq/image_20221026073950a.png)
How to troubleshoot if there is no internet access under 3G/4G Router mode on Deco Router
![](https://grouptestwinner.com/wp-content/uploads/2023/06/deco-x50-5g-ports.jpg)
Best 4G and 5G Sim Routers [2024 update] – Grouptest Winner