vivoy67 plugged in the keyboard after turning on the OTG but there was no response the keyboard is

There may be some phones that require drivers.

If the OTG function cannot be used on the mobile phone, you can troubleshoot it as follows:

1. Check whether the mobile phone supports the OTG function;

Note: If it is not used for more than 5 minutes, the OTG will be automatically turned off);

3. If the battery level of the mobile phone is less than 5%, the OTG function is not available, so it is recommended to charge the mobile phone in time;

4. Replace the OTG cable;

5. Replace the device (such as mouse, keyboard, etc.) to check whether it is a compatibility problem;

6. The U disk is an NTFS or ExFAT file system, which needs to be formatted as a FAT32 file system to connect to the mobile phone through OTG, please back up the important data in the U disk before formatting;

7. If you are connected to a mobile hard disk or an OTG device with high power supply requirements, the power supply of the mobile phone may not meet the power supply requirements, so you can try to connect with other devices (such as computers);

Please back up important data in your phone before operation);

9. If it still doesn't work, you can bring the mobile phone to the local vivo customer service center for testing and processing: enter the vivo official website app vivo**--service--my service--service outlets--select the province and city to query the address of the customer service center.

Hello dear, <>

The vivoy66 boot button is not easy to use, which may be due to the short circuit of its circuit, transistor burnout and other problems. The workarounds are as follows:1

Check the circuit: according to the pin arrangement, disassemble the machine, and check whether there is a short circuit in each power line; 2.Pin check:

Compare the two ends of the crystal pins with the positive and negative terminals on the circuit board to check whether there is any misconnection; 3.Check whether the power supply is normal: check the various lines of the circuit to see if there are voltage fluctuations; 4.

Troubleshooting: Adopt the method of step-by-step investigation to check one by one, carefully inspect, and finally find the cause of the problem; 5.Inspect with a multi-purpose tester:

The multi-purpose tester can be used to view the situation of the flying wire of the circuit board, determine the short circuit situation, etc.; 6.Looking for alternatives: In the case of not finding the original root, you can learn and practice passive control technology, add a physical switch to the start-up, and provide a convenient operation plan; 7.

Replacement parts: If the transistor is confirmed to be burned out, you can use the replacement scheme and replace the new transistor to solve the problem. I hope my answer is helpful to you, and I wish you good health and a happy mood!

If your vivo Y66 phone's power button is not easy to use, it may be a hardware problem. Here are some things you might consider. 1.

Check if the power on button is working: First, you can try to gently press the power on button to see if there is a noticeable lock or ejection, if not, it may be that the power on key is damaged or loose. 2.

Use shortcut keys to power on: There are also shortcut keys on vivo Y66 mobile phones to turn on the phone, long press the volume up button or the state excitation and power buttons. 4.

Change the power button or repair: If none of the above methods work, you need to consider replacing the power button or taking the phone to a regular after-sales point for testing and repair. Note:

If your vivo Y66 phone is still under warranty, it is best to overhaul and repair it through an after-sales service point to avoid affecting the warranty rights.

Hello dear, <>We're happy to answer for you! If the power button of your vivo Y66 mobile phone is not easy to use, it may be due to the following reasons:

Button failure: If you use the power button frequently or use the vivo Y66 phone for a long time, it may cause wear and tear or damage to the power button. In this case, you can try to clean the dust and dirt around the power on button and gently press the power on button to see if it can resume normal use.

Software issues: If there is a problem with your vivo Y66 mobile phone system, it may cause the boot button to not work well. You can try restarting your phone or doing a system update to fix the software issue.

Hardware failure: If your vivo Y66 phone power button is still not working properly, it may be caused by a hardware failure. In this case, it is recommended that you send your mobile phone to the vivo socks repair point for overhaul and repair.

When using your phone, it is recommended that you tap the keys and avoid frequent presses. If you use your phone for a long time, it is recommended that you clean and maintain your phone regularly to prolong the life of your phone.

Generally speaking, there are two reasons for this.

There was a problem with the data cable.

Equipment issues. Here's how to fix it;

1. Replace a data cable.

2. Some external devices may not be compatible with mobile phones, you can replace the mouse, keyboard and other devices to test.

You'd better check if this phone supports OTG, if there is no boost module, it is not supported, there is no OTG cable and software.