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Thank Matthias for quick reply. Will look for a window PC and android to give it another try. Have a good weekend.

PK

Apologies, the message was posted before attachments are added. Any help is most welcome. Thank you

Hi Everyone

Thanks in advance for helping. I have a unit of OSTC sport stuck with old firmware and is unable to connect to Bluetooth for firmware upgrade.

I have tried the following devices

1. Apple IPad Pro M1 OTSConf
2. Apple New iPad
3. iPhone 12 Pro
4. MacBook Pro (intel chip)
5. Android HWOS ...

Hi

I recently bought 2 units of OSTC computer. We took the dive computers for dive trip in Bali.

Both dive compute are using 3.6 V battery.

After 8 dives, one of the dive computer display went blank. We tried to change the battery using a new standard AA battery. When the battery is in place, a ...