Question & Answer

Q1: How Do I Upgrade the Firmware of HY450?

A: Go to Settings > System information > About devices > Online upgrade

Q2: How Do I Factory Reset the HY450?

A: Go to Settings > Other Settings > Restore factory settings

Q3: How Do I Zoom In/Out?

A: Go to Settings > Projection settings > Digital scaling

Q4: How Do I Manually Adjust the Keystone?

A: Go to Settings > Projection settings > Manual trapezoidal

Q5: How Do I Get the System Version of the HY450?

A: Go to Settings > System information > About devices > UI version

Q6: How Do I Connect BT Device?

A: Go to Settings > Bluetooth > Available devices

Q7: How to I activate HY450’s focus?

A: Press the “electronic focus” buttons on the remote control to manually adjust the focus.

Q8: What is HY450’s Projection Distance?

A: The distance between the projector and the projection surface must be a minimum of 0.5 m and a maximum of 2.1m. This ensures a projection image between 40″ and 200″.

Q9: How Do I Pair the Remote with HY450?

A: Try the following steps to see if they help:

1. During setup, press the “left” and “right” buttons of the remote control simul-taneously to pair and connect the projector.When pairing and connecting, the BT light will flash.

2. While pairing, point the remote at the infrared receiver.

3. Or go to Settings > Bluetooth > Available devices to search and pair.

Note: The distance between the remote and projector should not exceed 20cm.

Q10: What Should I Do If My HY450 Has No Sound?

A: Try the following steps to see if they help:

1. Hit the Volume Up/Down button on the remote control

2. Connect your HY450 to an external BT speaker via Settings > BT > Available devices

3. Factory reset the HY450 via Settings > Other Settings > Restore factory settings

Q11: What Should I Do If the Image is Tilted?

A: Try the following steps to see if they help:

1. Update the firmware to the latest. Go to Settings > System information > About devices > Online upgrade

2. Manually adjust the keystone. Go to Settings > Projection settings > Manual trapezoidal

3. Go to Settings >Projection settings > Reset trapezoidal correction if the above tips not work

Q11: What Should I Do if the HY450 Can’t Connect to Wi-Fi?

A: Try the following steps to see if they help:

1. Place the HY450 and your router within 16 ft / 5 m of each other. Test if other devices can connect to Wi-Fi.

2. Check if your time zone is accurate via Settings > Date and time > Time Zone

3. Try a different Wi-Fi network or connect to your phone’s hotspot.

4. Try your router’s 2.4GHz and 5GHz settings.

5. Reset the HY450 by going to Settings > Other Settings > Restore factory settings.