qBittorrent v4.0 Released

Do you mean by the amount of updates or something happened with your installation?

Cause I haven't seen any problem.

 

No issues here either, though the amount of updates has increased recently.

 

qBittorrent Portable 4.2.5 (lightweight bittorrent client) Released (April 26, 2020) (PortableApps.com)

 

The amount of updates correcting bugs introduced in the previous update

 

qBittorrent v4.3.0 Released (October 18, 2020)

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Changelog

 

qBittorrent v4.3.0.1 Released (October 22, 2020)

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Changelog

 

Where are you seeing v4.3.1?

 

probably a typ0

 

qBittorrent v4.3.1 Released (November 25, 2020)
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Changelog

Spoiler: Changes v4.3.1

v4.3.1 changelog:

• FEATURE: Allow progress bar styling from custom themes (jagannatharjun)
• FEATURE: Allow adding torrents using "Paste" key sequence (Chocobo1)
• FEATURE: Add Latgalian translation (sledgehammer999)
• BUGFIX: Prevent resume data to be saved for removed torrent (glassez)
• BUGFIX: Clarify connection protocol choice label (FranciscoPombal)
• BUGFIX: Fix crash when clicked outside the table of torrent content view (jagannatharjun)
• BUGFIX: Don't resume "paused" torrents when put into "checking" state by libtorrent (glassez)
• BUGFIX: Fix torrent state calculation (glassez)
• BUGFIX: Align integer data to right in torrent content view (jagannatharjun)
• WEBUI: Place WebUI RSS description in sandboxed iframe (Sepro)
• WEBUI: Avoid settings being reset via WebAPI (Chocobo1)
• WEBUI: Fix toggling advanced option in WebUI (thalieht)
• WEBUI: Expose contentPath in WebAPI torrents/info (FranciscoPombal)
• WEBUI: Fix the issue that IPv6 address can't be banned (brvphoenix)
• RSS: Fix confusion in date format description (Thomas De Rocker)
• WINDOWS: Update dutch.nsi (Thomas De Rocker)
• LINUX: Update .desktop file translations (sledgehammer999)

 

qBittorrent v4.3.2 Released (December 27, 2020)
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Changelog

Spoiler: Changes v4.3.2

v4.3.2 changelog:

• FEATURE: Allow to add root folder to torrent content (glassez)
• FEATURE: "HTTPS tracker validation" option is available on all platforms with latest libtorrent (Chocobo1)
• FEATURE: Option for supporting internationalized domain names (IDNs) (Chocobo1)
• BUGFIX: Fix broken sorting on some columns (Chocobo1)
• BUGFIX: Fix availability per file value (Chocobo1)
• BUGFIX: Fix status of torrents without metadata (sledgehammer999)
• BUGFIX: Don't try to remove folders for a torrent without metadata (sledgehammer999)
• BUGFIX: Lift upper limit of "Max concurrent HTTP announces" option (Chocobo1)
• BUGFIX: Add links to libtorrent documentation (Chocobo1)
• BUGFIX: Move "embedded tracker" options to qbt section (Chocobo1)
• BUGFIX: Properly handle "Append extension" option changing (glassez)
• BUGFIX: Correctly save paused torrent state (glassez)
• BUGFIX: Fix bug of "move storage job" can be performed multiple times (glassez)
• WEBUI: Add ability to use 'shift+delete' to delete torrents (Chocobo1)
• WEBUI: Allow to attach tags while adding torrents (Jesse Chan)
• WEBUI: Bump version to 2.6.2 (Jesse Chan)
• WEBUI: Remove unnecessary restriction on input length (Chocobo1)
• WINDOWS: NSIS: Update Russian translation (Andrei Stepanov)
• WINDOWS: NSIS: Update Italian translation (Alessandro Simonelli)
• OTHER: Drop support for building with libtorrent < 1.2.11 (Vladimir Golovnev)

 

qBittorrent Portable 4.3.2 (lightweight bittorrent client) Released (January 3, 2021) (PortableApps.com)