Users of devices based on the Android operating system often encounter a mysterious inscription NUM or a lock icon on the screen when using the remote control. This problem can arise completely suddenly, turning the usual control of the media player into a real headache, since some of the buttons stop responding to presses.
Most often, this message indicates that the mode is activated numeric keypad or certain function keys are blocked, which is typical for universal remote controls or specific models of set-top boxes like Xiaomi Mi Box i Beelink. In this article, we will analyze in detail the mechanisms behind the lock, how to remove it, and methods for fine-tuning the input so that you can fully control your device.
You should not panic and look for a service center, since in the vast majority of cases the situation is solved by a simple combination of buttons or changing settings in the system menu. Let's go through all possible scenarios one by one to return your equipment to full functionality and comfortable use.
Reasons for the appearance of NUM on the screen
The main reason for activating the indicator NUM is the accidental pressing of a service key combination that switches the operating mode of the remote control. Manufacturers include the ability to use the remote control not only to navigate through the menu, but also to enter passwords, channel numbers or text data, which requires a digital layout.
On some models, especially budget Chinese set-top boxes with universal remote controls, the button NumLock or its analogue can be combined with another key. For example, holding the button OK along with the number key can activate this mode. Also, the problem may be the result of a failure in the firmware Android TVwhen the system incorrectly reads the state of the keyboard.
Sometimes the message appears after connecting an external USB keyboard or mouse. The system automatically detects a new input device and switches context, expecting the user to enter numeric values. In this case, turning off the peripherals usually returns the screen to its original state.
⚠️ Warning: If NUM flashes and is accompanied by a beep each time you press it, this may indicate that the physical button on the remote is stuck. Check to see if liquid has gotten inside the case or if the contacts are dirty.
It is worth considering that the software of the set-top boxes is updated regularly. The settings interface and the location of menu items may differ depending on the version Android and shell of the manufacturer. Always check the latest documentation for your specific device model if standard methods do not work.
Basic methods of unlocking remote control buttons
The fastest way to remove the inscription NUM is to use the unlock hotkey. On most remote controls for Android TV, this function is answered by a button with a picture of a lock or an inscription Lock. A single press should remove the restriction and return full control.
If there is no separate button, try pressing and holding the key OK or Enter for 3-5 seconds. In some firmware, long pressing the central button serves as a signal to reset temporary input modes. It can also be effective to simultaneously press the buttons Back and Home.
In situations where the remote control has completely stopped responding, rebooting the system will help. Unplug the power plug from the outlet, wait about 10 seconds and turn on the device again. This action will clear the RAM and reset the state of the input drivers.
- 🔒 Press the button
Lockor the lock icon on the remote control to instantly unlock. - 🔄 Completely reboot the device by disconnecting the power from the network.
- 🔋 Replace the batteries in the remote control, as a weak charge can cause chaotic signals.
- 📡 Reconnect the remote control via Bluetooth in the system settings if it is wireless.
If you have a TV remote control and not a set-top box, try switching the remote control mode with the TV/AV or Source button to make sure you you control the Android box.
Configuring input through the system menu
If the physical buttons do not help, you need to turn to the software settings of the operating system. Go to the main menu and select section Settings. Find the item responsible for peripheral devices, which may be called Keyboard and mouse or Input settings.
It is often hidden inside this section option Numerpad or NumPad. Make sure the switch is in the Off position unless you are using an external keyboard to enter numbers. Disabling this feature will remove the intrusive inscription from the screen.
Also check your accessibility settings. Sometimes activating features for people with disabilities can block standard controls. Go to Accessibility and disable all active services such as TalkBack or Switch Accessto check if the problem goes away.
| Settings option | Recommended value | Impact on operation |
|---|---|---|
| NumLock mode | Disabled | Removes the NUM inscription, unlocks navigation |
| Layout keyboard | Russian / English | Affects text input in search |
| Repeat delay | Medium | Prevents buttons from sticking |
| Cursor speed | Default | Optimizes navigation through the menu |
After changing any parameters, be sure to press the button Save or Apply. In some cases, the system will require confirmation of the action or a short reboot of the interface for the changes to take effect.
☑️ Checking input settings
Using third-party applications for control
When stock The remote control is not behaving correctly, an excellent solution is to use your smartphone as a remote control. There are specialized applications for this, such as CetusPlay, Android TV Remote Control from Google or TV Remote.
Install the selected application on your phone and make sure that both devices are connected to the same network Wi-Fi. After pairing, you will receive a full-fledged virtual keyboard and touchpad, which allow you to bypass the hardware limitations of the physical remote control and ignore the mode NUM.
Some advanced utilities allow you to reassign buttons. You can create your own control profile, where the numeric keypad function will be completely disabled or moved to another, less used key combination. This is especially convenient for older models of set-top boxes.
⚠️ Attention: When using third-party applications, make sure that USB debugging or network access is enabled on the set-top box For developers, otherwise the connection may not work.
The advantage of this method is the ability to enter text from a full-fledged phone keyboard, which is much faster than typing letters using the remote control buttons. This solves not only the problem of blocking, but also speeds up the search for content in streaming services.
Secret function of remote control applications
Many applications have a built-in "Mouse" function, which allows you to control the cursor on the TV screen by moving your finger across the smartphone screen, which is indispensable for games and browsers.
Reset settings and reconnecting devices
If software methods do not produce results, you should consider the option of completely resetting the remote control. For Bluetooth remote controls, you need to go to the menu Settings → Remotes and accessories, find your device in the list and select the option Forget or Delete.
After removing the device, perform the pairing procedure again. Usually, to do this you need to simultaneously hold down the Home and Back (or OK and Back) until the pairing indicator appears on the TV screen. This will clear the communication error cache.
As a last resort, you can reset the entire set-top box to factory settings. This operation will remove all installed applications and accounts, returning the device to its out-of-the-box state. Go to Settings → About the system → Reset and confirm the action.
- 🗑️ Remove the remote control from the list of paired devices in the Bluetooth menu.
- 🔌 Disable everything USB devices (flash drives, keyboards) before resetting.
- ⚙️ Perform Factory Reset only if other methods did not help.
- 🔋 Remove the batteries from the remote control for 5 minutes before turning it on again.
Remember that resetting data is a radical measure. Before using it, make sure that you remember logins and passwords for all important services, such as Google Play, Netflix or YouTubeso as not to lose access to subscriptions.
Re-pairing the remote control often solves problems with desynchronization of signals, which the system interprets as activation of the NUM mode.
Hardware faults and replacement of the remote control
Sometimes the problem lies not in the software, but in the physical breakdown of the remote control itself. The internal microcircuit may have failed, or the contacts under the buttons may have oxidized. If, when you press buttons, the indicator on the remote control blinks weakly or does not blink at all, this is a sign of discharge or breakdown.
Try to disassemble the remote control and carefully wipe the contacts with alcohol or a special cleaner. Often, dust and grease from the fingers create a short circuit, which the system reads as a constant hold of the button NumLock. Careful cleaning can return the device to functionality.
If cleaning does not help, the most reasonable solution would be to buy a new remote control. For Android TV set-top boxes, universal models with support for IR i Bluetoothare excellent, which can be bought at any electronics store at an affordable price.
⚠️ Attention: When purchasing a universal remote control, make sure that it supports 2.4 GHz or Bluetooth, as older IR remote controls may not support all the functions of modern Android TV interfaces.
You can also consider using mini-keyboards with a touchpad, which are often included with TV set-top boxes. They provide more precise control and have a separate block of digital keys, which can be easily disabled if necessary.
Where to buy a compatible remote control
Look for models marked "for Android Box" or "G10S/G20", they have the greatest compatibility with the popular Amlogic and Rockchip chipsets.
Why does the NUM message not disappear after a reboot?
This may indicate that the mode is blocked at the firmware level or the input configuration file is damaged. Try performing a factory reset or flashing the device.
Is it possible to completely disable the number pad in the settings?
Yes, in the "Accessibility" or "Keyboard" section there is often a switch that is responsible for displaying the on-screen number pad. Disabling it will hide the inscription.
Does the Android version affect the appearance of the NUM error?
Yes, in new versions of Android TV (10, 11, 12) the logic for processing remote control signals has been changed, so old instructions may not work. The settings interface also becomes more hidden.
What to do if the TV remote control does not control the set-top box correctly?
Use the CEC (HDMI Control) function with caution. It’s better to set the TV remote control only to turn on/off and volume, and leave the navigation to the set-top box’s native remote control.
How to enter numbers without a numeric keypad?
Use the on-screen keyboard that appears when you select an input field, or use the remote control application on your smartphone, which has a full set of numbers.