The free QR code cannot be used after downloading.

Screen&Touch

System

How to move desktop icons
How to change the system language
Keep restarting automatically
System cannot be upgraded
Why is my phone (tablet) model running Android 13, while the model you're selling now runs Android 14? Can my phone (tablet) be upgraded to Android 14?
My phone (tablet) is currently running Android 10. Can I upgrade it to Android 12?
Over time, the system slows down and becomes unresponsive.
Occasionally, the computer will restart automatically.
Occasionally, the system will freeze or crash.
Screen always-on time settings
Opening "Settings" stops the response.
How often should the firmware version be updated? How often should patches be released? How often should the platform version be upgraded?
What is system settings and permission management? How do I use it?
The tablet I bought was supposed to have 15GB of RAM, but I only received 8GB.
The T10 PLUS shipped with 15GB of RAM, which is inconsistent with the advertised 20GB.
The S110 ships with 22GB of RAM, but the packaging label says 20GB, which is inconsistent with the advertised specifications.
Does it support Android auto function?
How to use the split-screen function
Backlight on, black screen, won't turn on / stuck on logo / won't charge / automatically restarts
After upgrading the system, the battery level only shows 5 bars, not the percentage. Also, when there's only one bar of battery left, the screen dims and the sound gets quieter, and I can't adjust the settings.
Dear Sir/Madam, I am concerned about Israel's recent terrorist attack on civilians in Lebanon using a remote-controlled decoy device. For my safety and that of my loved ones, I would like to confirm that Israel is not involved in the manufacturing or supp
DK10 upgraded to the EU version of the system in July, and now the online upgrade cannot detect the new version.
The upgrade package could not be installed during online upgrade, and the error message "Install fail Reason: 20" appeared.

Booting

Calling&SMS

SIM&ESIM&SD

Mobile Network

WIFI

Bluetooth

camera/Photo Album

Speaker

Microphone

Microphone plugged into headphone jack not recognized

Battery

APP

Video&Music

Unable to play 1080P videos

Accessories

Others

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Q：The free QR code cannot be used after downloading.

A：1. Please enable roaming and configure APN: internet. Then, toggle airplane mode on and off (or restart your phone). APN configuration is shown in Figure 1 on the right.
2. Please provide a photo of the QR code and a screenshot of the LUI interface in the LPA tool. The LUI interface access method is shown in Figure 2 on the right.

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