MB520-5G(EU)_V1_1.5.0 Build 251206(Multi-language)
2026-03-04
Modifications and Bug Fixes:
1. Enhanced device security and system stability.
2. This firmware cannot be degraded to the previous version.
MB520-5G(EU)_V1_1.5.0 Build 251223_SG(Multi-language)
2026-02-10
Notes:
First firmware release.
- Why port forwarding feature is not working on my router?
- How to find the Model number, Serial number and Hardware version on a MERCUSYS device
- How to upgrade a MERCUSYS device to the latest firmware
- What if I fail to log into my MERCUSYS product on MERCUSYS App?
- How do I delete my MERCUSYS account?
- What can I do if I forget my password of MERCUSYS account (MERCUSYS ID)?
- How to check the associated/link speed on a client
- How to upgrade the ISP information of MERCUSYS 5G/4G Wi-Fi Router
- What should I do if no APN profile or wrong APN profile is detected by MERCUSYS 5G/4G Wi-Fi Router?
- 5G/4G Wi-Fi Router and Mobile Wi-Fi have no Internet due to 464XLAT technology used by some operators (e.g., Three, Jio, Globe)
- Why does MERCUSYS require my email address?
- How to delete a network on the MERCUSYS App
- How to delete an offline device on the MERCUSYS App
- How to build an Ethernet Backhaul using two EasyMesh devices
- How to use QoS on MERCUSYS 4G LTE Router
- How to configure DMZ with MERCUSYS 5G/4G Wi-Fi Router
- How to configure system time on MERCUSYS 5G/4G Wi-Fi Router
- How to configure IP&MAC Binding with MERCUSYS 5G/4G Wi-Fi Router
- How to use Port Forwarding on MERCUSYS 5G/4G Wi-Fi Router
- How to change the wireless network of MERCUSYS 5G/4G Wi-Fi Router & Mobile Wi-Fi
- How to log in to the management interface of MERCUSYS 5G/4G Wi-Fi Router & Mobile Wi-Fi
- How to troubleshoot if I have low speed with MERCUSYS 4G Wi-Fi Router working as 3G/4G Router Mode
- How to enable data roaming for MERCUSYS 5G/4G Wi-Fi Router
- How to configure Data Usage Settings (including Data Limit) on MERCUSYS 5G/4G Wi-Fi Router
- How to upgrade the firmware of MERCUSYS 5G/4G Wi-Fi Router
- How to configure Reboot Schedule on MERCUSYS 5G/4G Wi-Fi Router
- How to configure Access Control with MERCUSYS 5G/4G Wi-Fi Router
- How to set up IPv6 tunnel on MERCUSYS 5G/4G Wi-Fi Router
- How to configure local Management/Remote Management on MERCUSYS 5G/4G Wi-Fi Router
- How to configure Parental Controls with MERCUSYS 5G/4G Wi-Fi Router
- How to configure DDNS with MERCUSYS 5G/4G Wi-Fi Router
- How to collect system log of MERCUSYS App
- Getting to know your MERCUSYS App
- Can Halo Mesh and EasyMesh products work together?
- What If I fail to establish EasyMesh network using MERCUSYS EasyMesh devices?
- What can I do if my MERCUSYS device keeps rebooting itself?
- Troubleshooting Guide of DDNS function on MERCUSYS Router or Halo
- What can I do if I fail to access mwlogin.net?
- General questions about EasyMesh
- How to create Static Routes with MERCUSYS 5G/4G Wi-Fi Router
- Why is a device displayed as an unknown device on the MERCUSYS App?
- How to install 5G external antennas on 5G Wi-Fi Router
- What's VPN Passthrough?
- How to set up IPSec VPN on MERCUSYS 5G Wi-Fi router
- What should I do if VPN Server doesn't work on my MERCUSYS router?
- How to set up OpenVPN Server on MERCUSYS 5G/4G Wi-Fi Router
- How to set up PPTP VPN Server on MERCUSYS 5G/4G Wi-Fi Router
- General questions about VPN function on MERCUSYS Router
- How to set up Internet Backup on MERCUSYS 5G router
- Why do I receive a "We Noticed a New Login" email?