Connection FAQ

1.Xiaomi Redmi is out of control?

Xiaomi Redmi series phones need to turn on [USB debugging] [USB installation] [USB debugging security settings] to control

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2.VIVO phone cannot be controlled?

VIVO series phones need to turn on [USB debugging] [USB simulated click] settings to control

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3.Huawei Honor phone cannot be recognized?

Huawei or Honor phones need to download the corresponding mobile assistant on their official websites (ignore for other brands of phones)

Huawei Mobile Assistant: https://consumer.huawei.com/cn/support/hisuite/

Honor Mobile Assistant: https://www.honor.com/cn/tech/honor-suite/

1. Install the mobile assistant on your computer

2. Use a USB data cable to successfully connect the phone and assistant (the mobile assistant has a connection tutorial)

3. The assistant will push the Huawei or Honor mobile phone driver to the phone, click to install

4. After the driver is successfully installed, turn off the mobile assistant and re-plug the USB cable

5. If it still doesn't work, try restarting the phone

4. Computer Problems

1. What is the upper limit of device connection? Panda Android Mirror Screen Casting Software itself has no limit on the number of connected mobile phones. The number of connected devices is determined by the user's computer motherboard or router.

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USB connection mode

1. Theoretically, the motherboard of an ordinary home computer host supports a maximum of 127 USB connections, but most motherboard manufacturers limit the number of USB connections to 40. Therefore, under normal circumstances, a home computer host can only connect to 40 devices.

2. The motherboard of a commercial server usually adopts the X79 or X99 architecture, which has no limit on the number of USB connections and can be unlimited in theory.

OTG or WIFI connection mode

1. If you use network connection modes such as OTG or WIFI, the number of connections is not limited by the computer motherboard, so there is no need to consider the problem of the computer motherboard. But it is limited by the performance of the router.

2. Usually, home routers can only support up to 20 devices for stable use, and more will cause frequent disconnection. Enterprise routers can usually support up to 40 devices for stable use, and more will cause frequent disconnection.

3. The most cost-effective router solution is soft routing. In theory, a soft routing device can support hundreds of devices for stable use at the same time. Of course, the premise is that your bandwidth must be sufficient. If the upstream and downstream speeds of the bandwidth are not enough, it will still be stuck.

2. What if the device cannot be detected?

First, check whether the computer (open this computer) recognizes the device. If the computer does not recognize the device, the software cannot recognize it, so you need to find the problem with the computer. If there is a device in the computer and the software cannot recognize it, there are probably the following reasons Cause analysis:

1. The mobile phone USB debugging switch is not turned on;

2. The device has not installed the mobile phone driver;

3. Adb conflict, there are multiple different versions of Adb.exe files in the system. Solution:

4. Check USB debugging in the mobile phone developer options.

5. Refer to the mobile phone driver installation problem to install the driver.

6. Refer to the Adb conflict resolution method.

3. What to do if USB controller resources are insufficient?

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First turn off the [XHCI] item under [USB] in [BIOS], then try to change the USB port of the computer, and finally try to use a specific USB expansion card. If some motherboards have extra card slots, you can buy a USB expansion card. One expansion card can carry about 15 devices. It depends on the computer motherboard.

4.What should I do if the Panda device is detected and it says it is not authorized?

1. Find a merchant to obtain the adb authorization file (adbkey, adbkey.pub),

2. Put these two files in the C:\Users\Administrator.android folder, overwrite them, and then restart the computer.

5.How to check device status using the device list?

Click on the panel "Devices" to view the status of all devices.

6.What should I do if it prompts that the device is disconnected from the server?

Common reasons

The user's local computer has incorrect time or time zone, which will cause disconnection with the server

Uncommon reasons

The user has opened a VPN, which causes the connection delay with Panda to be too high.

The user has opened a proxy server in the computer settings.

The user has opened a packet capture tool, which causes Panda to fail to connect.

Solution

Just connect the computer to the Internet. After Panda is connected to the Internet, it will automatically connect to complete the screen projection.

7.What should I do if the screen goes black or the connection is disconnected when using a certain type of app?

Problem

1. The phone screen goes black when paying

2. The phone screen goes black when entering the password

Reason

1. The phone system's security protection mechanism for sensitive interfaces.

Operation steps

1. Manually turn off input protection: Phone's built-in settings ---- Input method settings ---- Secure keyboard/Secure input

2. Manually turn off payment protection: Phone's built-in settings ---- Payment protection

3. Unsolvable situations

4. Android 11 or Hongmeng 2 and above versions cannot be solved for the time being due to security restrictions of the phone system.