Troubleshooting Guide

1. What can I do if the earbuds cannot be turned on?

(1) Check if the earbuds are out of juice. You can put the earbuds in the case and connect the case

to a power adapter for 5 minutes and then have a try again.

(2) Long press the earbuds for 2 seconds to manually turn them on.

2. What can I do if I am unable to pair it with any device successfully?

(1) Clear the paired record on your phone A if you intend to pair it with phone B.

(2) Reset the earbuds via these two steps.

①.

Clean the "UGREEN HiTune" in the Bluetooth menu on your smartphone.

②.

Place your earbuds into the charging case and make sure they are being charged, and then long

press both earbuds for 8 seconds until LED indicators flash in blue and white alternately for 3

times.

3. What can I do if only one earbud work properly?

(1) Check if the earbuds are out of juice.

(2) Clean the charging pins of the earbuds with a dry cloth, and then put the earbuds into the

charging case for a try, making sure that there is a good connection between the earbuds and case.

(3) Please check if you have chosen "UGREEN HiTune" instead of "UGREEN HiTune - R" when

doing the pair.

(4) If you have reset the earbuds before, place the earbuds near to each other until they flash in

blue and enter the TWS mode properly.

4. How can I troubleshoot if the sound keeps cutting in and out?

(1) Please keep away from 2.4GHz high-frequency transmitting equipment such as the microwave

oven, server room, power station to prevent interruption of signal receiving.

(2) Use the earbuds near to the phone or computers, and try to avoid obstacles.

(3) Reset it with the following steps for a try.

①.

Clean the "UGREEN HiTune" in the Bluetooth menu on your smartphone.

②.

Place your earbuds into the charging case and make sure they are being charged, and then long

press both earbuds for 8 seconds until LED indicators flash in blue and white alternately for 3

times.

5. How can I do if the sound is very low even after I adjusted the volume on the phone?

(1) Reset it via the following steps.

①.

Clean the "UGREEN HiTune" in the Bluetooth menu on your smartphone.

②.

Place your earbuds into the charging case and make sure they are being charged, and then long

press both earbuds for 8 seconds until LED indicators flash in blue and white alternately for 3

times.

2. Change another phone for a try.

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Troubleshooting Guide 1. What can I do if the earbuds cannot be turned on? (1) Check if the earbuds are out of juice. You can put the earbuds in the case and connect the case to a power adapter for 5 minutes and then have a try again. (2) Long press the earbuds for 2 seconds to manually turn them on. 2. What can I do if I am unable to pair it with any device successfully? (1) Clear the paired record on your phone A if you intend to pair it with phone B. (2) Reset the earbuds via these two steps. ①.
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6. What should I do if the battery life is shorter than I expected? (1) Check the codec type of your device. Generally, the battery life and the playing time is determined by the audio codec and volume, for example, aptX 50% volume playing for 7.5h, AAC 50% volume playing for 10h, SBC 50% volume for 11h. (2) Fully charge the earbuds to ensure a longer battery life.