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Teachers, have you ever experienced this “frustrating” moment while using the IWB? You are writing with your finger, but suddenly the system mistakes it for an eraser, and the notes you just wrote disappear instantly! 😫

Don’t worry, there’s nothing wrong with your finger or the screen! This usually happens because the “Finger Threshold” is… Read more

Many teachers encounter prompts like “Error loading QR code” or “No network connection, please check your local network” when logging in. It’s frustrating when your internet seems fine but the app won’t connect! 🤔

Actually, the issue usually isn’t your internet speed—it’s about these two key points. Follow these 2 steps to fix it instantly:

V… Read more

Admins, have you ever encountered this “strange” behavior when using DMS for remote management? You send a lock screen password command, but instead of locking, the interactive flat panel just pops up the system “Settings” page? 🤔

Don’t worry, the command didn’t fail. The device is actually “reminding” you—the local Screen Lock function… Read more

Many administrators have encountered this confusion when using the DMS console: you’ve created a device group, but it appears “grayed out” in the list. You can’t select it, let alone bind any devices to it! 🚫

Don’t panic, it’s not a system bug. It’s usually just a case of mistaken identity during setup. The reason is simple: the device… Read more

你是否曾经在黑板上灵光一闪，或者看到过学生精彩的作品，却眼睁睁地看着它消失？😱这正是优秀教师们对交互式白板截图工具如此着迷的原因！

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