OSTC+, 3, cR, sport, nano and OSTC 2 (Mod. 2015 and later)

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hwOS TECH: New Firmware 3.37

Last post by dadefay « 14 Oct 2026, 15:59
Replies: 6
by heinrichsweikamp » 31 May 2026, 16:54

6 Replies

73485 Views

Last post by dadefay
14 Oct 2026, 15:59
hwOS Sport: New Firmware 10.97

Last post by heinrichsweikamp « 24 May 2026, 16:23

by heinrichsweikamp » 24 May 2026, 16:23

0 Replies

73877 Views

Last post by heinrichsweikamp
24 May 2026, 16:23
Using Subsurface to update BLE-only OSTC

Last post by heinrichsweikamp « 09 Apr 2026, 10:22

by heinrichsweikamp » 09 Apr 2026, 10:22

0 Replies

94561 Views

Last post by heinrichsweikamp
09 Apr 2026, 10:22
New registered user? Please read.

Last post by heinrichsweikamp « 14 Feb 2024, 10:30

by heinrichsweikamp » 14 Feb 2024, 10:30

0 Replies

229694 Views

Last post by heinrichsweikamp
14 Feb 2024, 10:30
New OSTC Companion 3.2.1

Last post by gordon mackie « 18 Jun 2025, 17:03
Replies: 12
by heinrichsweikamp » 08 Jan 2020, 14:54

12 Replies

189341 Views

Last post by gordon mackie
18 Jun 2025, 17:03
FAQ: Batteries in the OSTC plus

Last post by heinrichsweikamp « 19 Sep 2023, 12:48
Replies: 1
by heinrichsweikamp » 07 May 2019, 17:44

1 Replies

149104 Views

Last post by heinrichsweikamp
19 Sep 2023, 12:48
OSTC Tools for Windows - HWOS Config for Android

Last post by Rob « 10 Apr 2026, 13:20
Replies: 38
by Rob » 03 Aug 2016, 18:35
1

2
38 Replies

937056 Views

Last post by Rob
10 Apr 2026, 13:20
Updating OSTC 3, sport, Plus, cR and OSTC 2 - HowTo

Last post by jp01000 « 14 May 2025, 17:58
Replies: 6
by heinrichsweikamp » 02 Feb 2015, 09:56

6 Replies

212008 Views

Last post by jp01000
14 May 2025, 17:58

Topics

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problems updating to firmware 3.32

Last post by mobu « 07 Jan 2026, 19:50
Replies: 4
by mobu » 07 Jan 2026, 07:23

4 Replies

66021 Views

Last post by mobu
07 Jan 2026, 19:50
3.31 beta Version with Surface GF

Last post by heinrichsweikamp « 04 Jan 2026, 14:04
Replies: 5
by heinrichsweikamp » 25 Nov 2025, 16:34

5 Replies

68588 Views

Last post by heinrichsweikamp
04 Jan 2026, 14:04
strange number in "no altitude" menu point

Last post by Viola04 « 03 Jan 2026, 21:15

by Viola04 » 03 Jan 2026, 21:15

0 Replies

76726 Views

Last post by Viola04
03 Jan 2026, 21:15
lime usage time

Last post by heinrichsweikamp « 03 Jan 2026, 16:03
Replies: 6
by Nordicdive.de » 01 Dec 2025, 13:21

6 Replies

65942 Views

Last post by heinrichsweikamp
03 Jan 2026, 16:03
hwOS TECH: New Firmware 3.29

Last post by heinrichsweikamp « 03 Jan 2026, 16:00
Replies: 15
by heinrichsweikamp » 31 Aug 2025, 16:46

15 Replies

107064 Views

Last post by heinrichsweikamp
03 Jan 2026, 16:00
hwOS Sport: New Firmware 10.92

Last post by heinrichsweikamp « 02 Jan 2026, 19:02

by heinrichsweikamp » 02 Jan 2026, 19:02

0 Replies

75213 Views

Last post by heinrichsweikamp
02 Jan 2026, 19:02
OSTC sport : cannot download dives with subsurface since 10.85

Last post by WaryWombat « 12 Dec 2025, 18:02

by WaryWombat » 12 Dec 2025, 18:02

0 Replies

60053 Views

Last post by WaryWombat
12 Dec 2025, 18:02
OSTC 2 (Mod. 2015) does not charge anymore

Last post by heinrichsweikamp « 08 Dec 2025, 11:58
Replies: 6
by Motardplongeur » 01 Aug 2025, 12:51

6 Replies

242732 Views

Last post by heinrichsweikamp
08 Dec 2025, 11:58
Water leakage with OSTC +

Last post by swissdiving « 30 Nov 2025, 16:27
Replies: 1
by DidierF95 » 30 Nov 2025, 15:42

1 Replies

26069 Views

Last post by swissdiving
30 Nov 2025, 16:27
GF99 und SurfGF

Last post by heinrichsweikamp « 25 Nov 2025, 16:35
Replies: 10
by chrischd » 23 Sep 2025, 09:17

10 Replies

43304 Views

Last post by heinrichsweikamp
25 Nov 2025, 16:35
OSTC Sport dive data corrupted during transfer

Last post by demakos « 13 Nov 2025, 20:58
Replies: 1
by raiko » 08 Nov 2025, 13:44

1 Replies

25374 Views

Last post by demakos
13 Nov 2025, 20:58
OSTC 2 : bluetooth out of order ??

Last post by singinglarvae « 05 Nov 2025, 18:57
Replies: 2
by singinglarvae » 04 Nov 2025, 19:11

2 Replies

26375 Views

Last post by singinglarvae
05 Nov 2025, 18:57
OSTC SPORT Bluetooth und Download funktioniert nicht

Last post by philipph84 « 26 Oct 2025, 16:59

by philipph84 » 26 Oct 2025, 16:59

0 Replies

46960 Views

Last post by philipph84
26 Oct 2025, 16:59
Compass Indications with v3.27

Last post by ClaudeDive « 10 Oct 2025, 01:15
Replies: 7
by ClaudeDive » 01 Sep 2025, 16:13

7 Replies

35488 Views

Last post by ClaudeDive
10 Oct 2025, 01:15
Compass calibration FW 10.85

Last post by Stardrowned « 09 Oct 2025, 19:46
Replies: 6
by Stardrowned » 05 Sep 2025, 13:40

6 Replies

33470 Views

Last post by Stardrowned
09 Oct 2025, 19:46
OSTC + 4 Pin?

Last post by swissdiving « 03 Oct 2025, 19:13
Replies: 5
by chrischd » 02 Oct 2025, 14:21

5 Replies

31291 Views

Last post by swissdiving
03 Oct 2025, 19:13
Battery status

Last post by Jazzy « 30 Sep 2025, 20:30
Replies: 10
by TUC » 26 Apr 2021, 22:33

10 Replies

44790 Views

Last post by Jazzy
30 Sep 2025, 20:30
OSTC Sport - issue during one dive

Last post by raiko « 25 Sep 2025, 09:59
Replies: 7
by Motardplongeur » 12 Jun 2023, 19:49

7 Replies

61125 Views

Last post by raiko
25 Sep 2025, 09:59
HW OSTC3 Sport

Last post by PTUK « 03 Sep 2025, 16:22
Replies: 7
by PTUK » 27 Jun 2025, 17:23

7 Replies

35257 Views

Last post by PTUK
03 Sep 2025, 16:22
hwOS TECH: New Firmware 3.26

Last post by heinrichsweikamp « 31 Aug 2025, 16:46
Replies: 13
by heinrichsweikamp » 19 Dec 2024, 18:13

13 Replies

221147 Views

Last post by heinrichsweikamp
31 Aug 2025, 16:46
Aktuelle Firmware V10.84?

Last post by heinrichsweikamp « 25 Aug 2025, 15:37
Replies: 4
by kwolf » 08 Aug 2025, 16:42

4 Replies

328410 Views

Last post by heinrichsweikamp
25 Aug 2025, 15:37
hwOS Sport: New Firmware 10.82

Last post by heinrichsweikamp « 25 Aug 2025, 15:36
Replies: 6
by heinrichsweikamp » 20 Aug 2024, 10:19

6 Replies

40086 Views

Last post by heinrichsweikamp
25 Aug 2025, 15:36
hwOS Sport: New Firmware 10.87

Last post by heinrichsweikamp « 25 Aug 2025, 15:35

by heinrichsweikamp » 25 Aug 2025, 15:35

0 Replies

31977 Views

Last post by heinrichsweikamp
25 Aug 2025, 15:35
Glass and screen came off...

Last post by Sonaryr « 25 Aug 2025, 10:20
Replies: 2
by Sonaryr » 25 Aug 2025, 09:49

2 Replies

6964 Views

Last post by Sonaryr
25 Aug 2025, 10:20
Pb de Connexion Bluetooth avec PC?

Last post by Jean38100 « 04 Aug 2025, 01:10
Replies: 6
by sebocean13 » 05 Aug 2020, 16:58

6 Replies

140856 Views

Last post by Jean38100
04 Aug 2025, 01:10

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