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What else can old set-top boxes do? After switching to a 4K box by Telecom, the retired Huawei EC6108 was spent a weekend in my hands: moving it to the bedroom to watch IPTV at zero cost is the most practical, plugging in a USB drive as a local player to unlock 4K, installing third-party apps is fine but don't follow tutorials. Before you start, make sure the box belongs to you, and if you cancel the broadband, you still need to return it....

How do you set up Tenda routers for 2.4G and 5G separately? A colleague's 300 Mbps broadband phone only has 90 Mbps up close, and the phone sticks to 2.4G. I wanted to disable dual-band integration, but found that the old and new firmware names are different: the new model is called dual-band integration, while the old AC10 is called dual-band optimization. This article explains the paths and aftermath of the two interfaces in one go....

You can log in from the backend of the optical modem, but the key is that your phone must be on the same network segment as the optical modem. Both the address and password are on the sticker; enter the useradmin in three steps. Check for light degradation, switch WiFi, or kick devices—these phones can handle it, but switching to bridging to VLAN, port mapping, and still need to turn on the computer....

After updating to Win11, my cousin couldn't connect to the NAS, and shared folders reported that the network path couldn't be found. I started with ping triage, and went through all four pits: SMB signature, guest access, SMB1, credential caching, and directly copied commands and paths....

subnet mask is the string 255.255.255.0 next to the IP address, which determines which devices are counted in the same cell: within the same cell, you can directly call out and cross the gateway. I filled out the mask at a friend's company, and half of the office's shared printers couldn't connect. I spent the whole afternoon figuring out the account. ...

Xiaomi routers don't have factory default passwords, admin is the usual rule for other routers. The one you set yourself in the first boot wizard is the one, and after resetting, it won't revert to the initial value. Forgot password, password box not popping up, or buying second-hand are handled separately, with one form for the problem. ...

An old phone gathering dust in a drawer doesn't need to buy a camera; just install an app and it can serve as a surveillance camera. I hung my Redmi Note 5 in my storage for a month. How do I avoid pitfalls like hot hands, swollen batteries, and nighttime blackouts? I'll explain everything in one go....

Every website my friend opened would pop up casino ads in the lower right corner, and during the day, no one had broadband at home, yet he kept uploading 47GB. I checked five areas in their router's backend: DNS settings, remote management, port mapping, traffic reconciliation, password firmware. Following this order, every problem was accurate....

How do you set up Mercury router 2.4G and 5G separately? My cousin's 500 Mbps broadband face-to-face speed test only shows 180 Mbps, and the root issue is that the phone sticks to 2.4G. Want to remove dual-band but can't find 'dual-band integration' in the backend? The Mercury tube switch is called multi-frequency integration; turning off the name and password boxes of the two bands is independent for each band. ...

If you forget the useradmin password in the optical modem backend, don't try it yourself. If you mess up three times, the lock will last ten minutes. Flipping through stickers, guessing the master's tricks, calling 10,000 for remote reset, factory reset—I arranged these five paths from low to high according to the cost. I went through the whole night my cousin's sticker got soaked....