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The latest SmartSDR Software:
SmartSDR v4.2.20 | SmartSDR v4.2.20 Release Notes
SmartSDR v3.10.15 | SmartSDR v3.10.15 Release Notes

The latest 4O3A Genius Product Software:
The latest 4O3A Genius Product Software and Firmware

How to Receive Technical Support::
If you are needing assistance with FlexRadio products, please refer to the product documentation or check the Help Center for known solutions. Need technical support from FlexRadio? It's as simple as creating a HelpDesk ticket.

SmartSDR for Windows

Please use this category for any discussion related to SmartSDR for Windows.

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Discussion List

Discussion	Started By	Replies	Views	Most Recent
Overview on SmartSDR and Profiles Announcement	Mike-VA3MW November 2024	15	713	Bob AD7J October 2025
Improving CW Reception in High-Noise / Weak-Signal Environments Announcement	Ken Wells August 2024	2	1.6K	Bill Langton November 2024
How to Set up PTT Output in SSDR for 3rd Party Amplifiers and Transverters. Announcement	Ken Wells August 2024	4	735	Mike-VA3MW August 2024
SmartSDR installations on Windows 11 12 Announcement	Mike-VA3MW October 2021	43	7.6K	WX7Y March 2024
Incompatibility between FlexRadio ATU and SmartSDR 2.x Announcement	Marcio April 2021	10	409	AA5NM August 2022
Demo of RX diversity on the 6600 and the 6700 Announcement	Mike-VA3MW April 2022	0	394	Mike-VA3MW April 2022
DAX 4.2 Answered	Joe_WA2PJI June 22	2	55	Joe_WA2PJI June 22
PPT / rca Flex-6400M and DAX input TX	ik7ezn June 16	4	109	Erika - KØDD June 22
Control of the Ext Powered Speaker Jack Answered	TSMyers June 21	3	78	TSMyers June 22
Webroot SecureAnywhere	Eric-KE5DTO June 9	2	122	Eric-KE5DTO June 19
HELP !! Smartlink is still down here in EU !!	on7wp June 17	9	201	Bill AB7AA June 19
Do I need to connect my brand new Aurora to the Internet at least once? Answered ✓	alrovner May 5	4	108	Arnold Goldman June 16
Is SmartLink down? (2026.06.12 @ 21h22 UTC) Answered	W4AFK Bruno June 14	12	273	rhlanham June 15
Maestro and old SSDR Answered ✓	Lasse SM5GLC June 13	4	126	Lasse SM5GLC June 15
4.2.20 long start time	John Watson W4JCW June 7	4	211	Mike-VA3MW June 15
Is SmaertLink down? Answered	Bob G W1GLV September 2018	5	47	W4AFK Bruno June 14
IQ Streams not appearing Answered	bsalyers June 14	1	39	bsalyers June 14
Moved: WSJT-X configuration with SmartSDR v4.1.5 and Aurora 520 Closed	Mike-VA3MW June 12	0	1	Mike-VA3MW June 12
SmartLink fails after a Flex-6400 radio lock-up Answered	W4AFK Bruno June 10	8	202	Eric-KE5DTO June 11
Smartsdr 4.2.20 Answered	Peter DeBay June 6	3	184	Peter DeBay June 7
PC Audio not working in 4.2.18 Answered	Fred KE4Q April 28	13	373	KD0RC June 5
SSDR 4.2 and full-duplex satellite operation	Mark K0JM April 29	16	340	KA9CFD June 5
Version 4 CW: Return to Receive Issue 12	Rich - N5ZC November 2025	45	1.4K	Rich - N5ZC June 5
Smartlink will not let me unregister	Joe Bales June 4	1	71	KD0RC June 4
JTDX no longer working after SSDR update	Paul F6EXV June 4	10	214	Paul F6EXV June 4
Sound Win10 SmartSDR 4.1.5 Answered	Paul F6EXV May 27	4	150	KD0RC June 4
Exporting profiles via Smartlink	dlmorgan999 June 4	3	89	Mike-VA3MW June 4
Upgrading SmartSDR on a remote radio Answered ✓	dlmorgan999 June 4	2	69	dlmorgan999 June 4
Again: Spots in SmartSDR Answered	HB9DDS June 3	1	73	HB9DDS June 3
Ver 4.2.20 DSP problem	K1UO Larry June 3	3	154	Mike-VA3MW June 3
Moved: Computer sound cards and RAM Closed	Mike-VA3MW June 3	0	1	Mike-VA3MW June 3
Interlock is Preventing Transmission - One Band Only?? Answered	W2ECK June 1	6	158	W2ECK June 3
smartsdr Answered	Peter DeBay June 2	4	158	David Decoons, wo2x June 2
Interlock is Preventing Question	W2ECK June 1	0	32	W2ECK June 1
User account strategy	sancerre17 June 1	4	99	sancerre17 June 1
APD stays in Calib mode SmartSDR V 4.2.18 Answered	geepee May 8	11	303	Mike-VA3MW May 31

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