Mirroring FAQ
Antivirus removes files
- Antivirus may quarantine
android-bridge.exeandseqb.exe. Add both to the trust/allow list, then restart the software
ADB conflicts
VPN blocks LAN
- Set the VPN to non-global mode, or exclude the EC app from the VPN so the PC and phone stay on the same LAN
Mirroring is not smooth
- Wi‑Fi / network mirroring depends on the network. Try:
- Left toolbar → mirroring settings → lowest frame rate and compression
- Set the NIC to full-duplex — guide: https://www.yisu.com/jc/72184.html
HID does not recognize the phone
- Turn off Developer options on the phone, then restart the HID host or PC
Taps do nothing
- Network mirroring: enable accessibility automation
- HID mode: activate HID first
- USB mirroring: enable ADB debugging; on Xiaomi and similar phones, allow simulated taps in Developer options
- Example (Xiaomi): enable USB debugging (Security settings) — Allow simulating input
- Wrong click mode also breaks taps — Toolbar → Mirroring settings → Click mode: choose HID for HID mode, otherwise system default
Keep the app alive
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Some phones (OPPO, vivo, etc.) kill background apps — keep EC alive:
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Open the EC floating window
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Set EC as the default IME
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In EC system settings, disable battery optimization
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OPPO
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Settings → Battery → turn off smart power saving
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Settings → Battery → App freeze → disable for EC
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Settings → Apps → EC → Battery → allow background; also allow autostart, allow other apps to start, floating window, notifications
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Huawei
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Settings → Battery → Performance mode; more battery settings → keep network while asleep
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Settings → Apps → EC → Battery details → Launch → allow autostart, associated launch, background activity
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Other brands are similar — check system settings or search for your model
Bluetooth mouse does nothing
- First connect may still be pairing after a tap
- Or test the link under App → System settings → Bluetooth BLE
OTG mouse does nothing
- Test under App → System settings → OTG HID