Upgrade Tutorial:

Important Precautions (Before You Start)

• ⚠️Upgrading is risky. Please do not upgrade the device during important activities. If you meet problems during the upgrade, please contact our after-sales technical for support.
• ⚠️Ensure that the battery is enough charged during the upgrade process to avoid upgrade failure.
• ⚠️Before upgrading, please make sure that the microphones are connected to the receiver.
• ⚠️Please ensure that the phone is not disconnected or the APP is exited during the upgrade process, otherwise the upgrade will fail.

Required Upgrade Tool:

Mobile version Upgrade Instructions:

1. The mobile phone RX is directly plugged into the mobile phone (supported by both IOS and Android).
2. Open HollyAudio App.
3. On the App main interface, click the "Upgrade" icon in the upper right corner when a new version is detected.

Camera version Upgrade Instructions:

1. The camera RX uses the Type-C to Type-C cable or Type-C to Lightning cable to connect to the corresponding Android phone or ios phone.
2. Open HollyAudio App.
3. On the APP main interface, click the "Upgrade" icon in the upper right corner when a new version is detected.
4. Click "Confirm" to enter the upgrade.
5. During the upgrade process, the RX and TX indicators turn pink and purple.
6. After the upgrade is completed, the App interface will prompt a pop-up box that the upgrade is completed (non-resident display), and the RX and TX indicators will return to the state before the upgrade.
7. Click the "Information" icon in the upper right corner to view the current version. If the upgrade is completed and the current version is the latest version, it will prompt "The current version is the latest version."