Home • All articles published on 2026 Year 09 Month - Page 22
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How do you back up router configuration files for 192.168.1.1? Save a copy before upgrading or reset; you don't need to reset your broadband account or WiFi password
The router's configuration file stores all settings such as broadband account password, WiFi password, and port forwarding. Before resetting, spend two minutes exporting a bin file from the 192.168.1.1 backend. After factory restore, restore it with one click, no need to search the service center for a broadband account. I've gone through various brand paths, Xiaomi doesn't have alternatives to this feature, and three pitfalls during recovery....
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How to check who is freeloading on a Mercury router? Browsing the device list in 192.168.0.1, I found two unfamiliar phones
Checking who is connecting to your home WiFi on a Mercury router is not complicated; melogin.cn or 192.168.0.1 goes to the backend, and the online list in device management is clear at a glance. Three tricks to recognize people, the difference between banning and blocking, and the pitfalls of random MAC swapping identities—I tested them all with my D191G at home and just followed them....
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How to turn off the China Telecom optical modem (WiFi)? My phone is always stuck to that one-bar ChinaNet signal, and after turning it off, my speed increases tenfold
After installing my own router, the ChinaNet WiFi that comes with the optical modem is still on, but my phone is always stuck to a single bar. The speed fluctuates between fast and slow, plus there's an extra door for people to get caught off guard. I used useradmin to log into the 192.168.2.1 backend and turned off the optical modem WiFi. I recorded the two entry points for the webpage and Xiaoyi Manager, the one thing you had to do before closing, and the ITMS push back defense—all in one go....
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Should a new NAS hard drive undergo a full inspection? I tested it in 18 hours to write zeros; these three types of people really don't need to learn from me
Should you perform a full system inspection before installing a new NAS hard drive? My 4T Cool Wolf chip showed Current_Pending up on the third day, and the second drive honestly ran for 18 hours, with bad blocks writing zero. Short can't find edge sectors in two minutes, long in six hours can only read but not write. This article discusses how the severity of these three tests differs and who must do them....
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What do 2x2 and 4x4 router antennas mean? The phone's speed is stuck at 867Mbps, so I have calculated the spatial flow issue clearly
What do 2x2 and 4x4 routers mean? It's not the number of antenna roots, but the number of spatial streams. Phones are almost always 2x2, and a 4x4 router is useless against a single phone. This article explains how to calculate negotiation speeds for 867, 1201, and 2402, and includes a command to check your device's current status....
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How do you enable guest network on a Xiaomi router? The day the broadband installer asked for my password, I finally pulled out the switch
There are two ways to open guest networks on a Xiaomi router: just tap in the Mi Home App toolbox, and 192.168.31.1 also has a hidden switch in the background. Guests can even access the visitor's WiFi but cannot access the internal network. I tested the isolation boundary with a backup device—NAS, printer, and shared hard drive all couldn't touch it. I also explained all three pitfalls....
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Which room with the best signal for the Mesh sub-router? Don't believe my phone is full—I tested eight points while holding my phone before deciding
Leaving a Mesh sub-router at random is basically a wasted purchase; the mobile signal bars can be deceived. I used Mijia WiFi Gadget Box to test 8 points throughout the house, teaching you how to test both the phone and return lines, with the sub-router placed at the main router's attenuation point between -65 and -70....
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How do you view the router's runtime log at 192.168.1.1? After a week of scheduled internet disconnection at dawn, I checked my logs and caught the real culprit
The router shuts down at a scheduled time in the middle of the night, and restarting is enough—can't be found on site? The runlog in the 192.168.1.1 backend is the black box. This article explains clearly where the logs are and how to read the four key records. I used it to track the entire process of six consecutive dialing failures at 3:47 a.m....
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How to upgrade the firmware of a Mercury router? The entire series does not automatically upgrade; the official website download should first focus on the hardware version
All Mercury routers do not support automatic upgrades; firmware updates must be manually downloaded from the official website. Step-by-step guide to copying model and hardware versions, searching for firmware on the official website, extracting and uploading in six steps, plus life-saving details like power outages and after-sales hotlines....
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How to change the IP address of the China Telecom optical modem LAN port? 192.168.2.1 Crashed into the company VPN subnet, and every consecutive VPN would disconnect. I moved the entire subsidiary process
During remote work, the company VPN completely disconnected from home during a single visit. After checking all night, I found out the company network range clashed with the optical modem's 192.168.2.1. I used telecomadmin super admin backend to move the optical modem's LAN IP to 192.168.5.1, and recorded all five steps, the four aftermath changes, and the ITMS rollback defenses....
