Recent Version History

• Synchronization actions can be pushed to background queue. 2318
• Ongoing local delete operation can be moved to a background queue (only on a remote tab, as local tabs do not have a queue).
• Switching to Segoe UI font with slightly larger size (9) as recommended for Windows Vista and newer. All windows are now slightly larger accordingly and their layout was unified.
• SSH core upgraded to pre-release snapshot of PuTTY 0.83 (2025-01-03.1e45199). It brings the following change:
  • Implement the post-quantum ML-KEM key encapsulation method. ml-kem
• SSH private key tools (PuTTYgen and Pageant) upgraded to PuTTY 0.82.
• Installer upgraded to Inno Setup 6.4.0.
• Thumbnails for WebP images. 2336
• WebDAV/HTTP core upgraded to neon 0.34.0.
• Better error message when trying to open an inaccessible local drive (such as locked BitLocker drive).
• https:// URL to S3 API at oraclecloud.com is interpreted as S3 protocol, instead of WebDAV.
• Added new ap-southeast-7 and mx-central-1 AWS regions.
• Bug fix: Hang when trying to open an inaccessible drive from drive drop down menu.
• Bug fix: On Windows 11, Windows 10 version was logged.
• Bug fix: Hang when opening path with duplicated backslash. 2330
• Bug fix: When moving an ongoing delete operation to background queue, it might attempt to delete the current file again, failing the operation.
• Bug fix: After system theme change panel context menus stop working. 2331
• Bug fix: It was possible to start synchronization in new window despite incompatible Selected files only option selected by Shift-clicking the OK button. 1870
• Bug fix: Failure when opening two SSH sessions at the same time. 2334
• Bug fix: Tunneled session password is not remembered. 2335
• Bug fix: Failure when trying to use a file not containing a private key as a client certificate file with WebDAV.
• Bug fix: Session.DebugLogPath cannot be set in single-file bundles. 2338
• Bug fix: Stray set command in source code package build script. 2340
• Bug fix: Duplicate shortcut key in local Open directory window for shared bookmarks. 710
• Bug fix: Source code package build script exits parent cmd console on error. 2341

• IDE upgraded to Embarcadero C++Builder 11. 618
• Change: Dropped support for Windows XP and Windows Vista. Minimal supported version is Windows 7.
• Improvements to Synchronization checklist window:
  • Command to find Mo

• Move command can be used with a set of orphaned files and new folder in source directory to create that directory on the target side and move the orphaned files there.
• Added Calculate All command.
• Added a keyboard shortcut to Calculate command.
• Move command can be used with long local paths.

• Thumbnail view in file panels. 912
• Three selectable sizes of toolbar icons, showing slightly larger size by default. 2147
• Optimized working with large local directories: 2264
  • Loading large directory trees on the background.
  • Hidden directory trees are loaded only in the background.
  • Optimizing directory loading by checking existence of subfolders on the background.
  • Optimized reading directories for file panel.
  • Optimized browsing within directory tree with lots of subfolders.
• Dark theme for session tabs. 1806
• Improvements to AWS/S3 authentication and configuration handling:
  • Allowed assuming IAM role. 2249
  • Credential profiles in .aws/config file are also recognized.
  • Preferring configuration file defined using an environment variable over the default one.
  • Only profiles that contain both aws_access_key_id and aws_secret_access_key are listed on the Login dialog
  • Bug fix: The .aws/credentials file path was resolved using AWS_CONFIG_FILE environment variable instead of correct AWS_SHARED_CREDENTIALS_FILE.
• Incremental search improvements:
  • Search panel pops up on Ctrl+F to make the function easier to find. 2281
  • Layout of search panel on Login dialog improved.
  • Search options context menu added to the search panel on Login dialog.
• Remembering panel scroll position when switching tabs or refreshing. 1057
• Search for Preferences options.
• TLS/SSL core upgraded to OpenSSL 3.3.2.
• Site import from an INI file. 2290
• Preserve timestamp when duplicating remote file using SFTP extension copy-data (OpenSSH). 2307
• Changing caret position on the first click on an inactive editor window. 2304
• Change: Limiting SFTP version to 3 with non-well-known SFTP servers as a workaround for interoperability issues. 2247
• Installer upgraded to Inno Setup 6.3.1.
• In icons view, files are rearranged automatically when the panel is resized.
• Explorer interface view style toolbar button now shows icon for the current style, instead of the next style.
• Fallback to nonresumable transfer when temporary target file cannot be created. 2277
• Optionally disabled smooth scrolling in an internal editor. 128
• Prevented redrawing scrollbars when loading remote directory tree. 2313
• Open window maximized when closed while minimized from maximized state. 2305
• Compatibility with FTP servers that return an empty path in root. 2300
• Ignoring WebDAV PROPFIND result entries that do not belong to the requested directory. 2312
• Optionally following NoViewOnDrive policy. 2310
• Recognizing matching Azure certificate files. 2311
• Logging can be enabled for installer subtasks.
• Limited SFTP upload queue length to avoid networking congestion.
• Updated to JCL library 2.8 commit 6380ce72.
• Columns menu in Explorer interface is enabled only in Details view.
• With /rawconfig, session is never opened in an existing instance.
• Not including useless OpenSSL states in error reporting.
• Bug fix: Possibility that files in root folder were incorrectly used.
• Bug fix: Failure when system theme is changed at the same time directory change is detected. 2286
• Bug fix: Tree indentation does not scale correctly. 2288
• Bug fix: It was possible to start renaming a site by double-clicking its node while editing the site.
• Bug fix: Cannot download from WebDAV server when the request is redirected to the same path on another server. 2293
• Bug fix: Overlay images were not drawn in icons view when Name column in Details view was too narrow.
• Bug fix: Some Unicode texts, notably custom command names, were saved incorrectly in an INI file. 2301
• Bug fix: Caption of permissions group labels disappears when hovered over on Windows 11.

• TLS/SSL core upgraded to OpenSSL 3.2.3.
• XML parser upgraded to Expat 2.6.3.
• Better error message when server is using incompatible TLS protocol version. 2299
• Translations updated: Belarusian and Finnish.
• Bug fix: Incorrect “Credentials were not specified” error when authentication fails due to incorrect password with FTP protocol. 2302
• Bug fix: Stall when switching from S3 to other protocol on Login dialog on some networks. 2309

• TLS/SSL core upgraded to OpenSSL 3.2.2.
• Translations updated: Belarusian, Danish and Russian.
• Standalone executable installer can run over corrupted MSI installation. 2294
• Support for up-to 16KB WebDAV cookies. 2289
• Bug fix: Failure when trying to automate file synchronization by checksum on an SFTP server that does not support it natively. 2291
• Bug fix: Remote panel does not refresh after “ZIP and Upload”. 2292

• SSH core and SSH private key tools (PuTTYgen and Pageant) upgraded to PuTTY 0.81.
  It brings the following change:
  • Security fix for CVE-2024-31497: NIST P521/ecdsa-sha2-nistp521 signatures are no longer generated with biased values of k. The previous bias compromises private keys. 2285 vuln-p521-bias
• Translation updated: Belarusian.
• XML parser upgraded to Expat 2.6.2.
• Support for TortoiseMerge in Compare Files extension. 2279
• Bug fix: File panel does not have focus after Login in Explorer interface. 2276
• Bug fix: Failure when closing the last remote tab. 2283
• Bug fix: Copy and paste to another application in Store installation sometimes does not work. 2284

• Translations completed: Farsi, French, Japanese, Spanish and Traditional Chinese.
• TLS/SSL core upgraded to OpenSSL 3.2.1.
• WebDAV/HTTP core upgraded to neon 0.33.0.
• Bug fix: Failure when trying to upload file using double-click over disconnected session. 2254
• Bug fix: Failure after long frequent use of session tabs. 2255
• Bug fix: New tab icon is drawn incorrectly on Explorer interface with Show selective text labels turned off. 2257
• Bug fix: Failure when switching to another application while new session is being opened using New Tab tab. 2251

• File hash can be used as criterion for synchronization. 52
• Consistent behavior across protocols and protocol capabilities when duplicating remote files. 2233
• Columns > Reset Layout command added to Explorer interface too.
• TLS/SSL core upgraded to OpenSSL 3.2.0.
• Support for “Requester pays” S3 buckets. 2213
• Optional more prominent active session tab. 2229
• Optionally not shortening tab titles. 2202
• New winscp.net root certificate.
• Restored support for legacy version of the Digest algorithm specified in RFC 2069. 2109
• Restored consistent behavior of failing, between duplicating and moving/renaming files over existing file with WebDAV protocol in scripting and .NET assembly.
• When moving a folder by drag&drop to a path that already contains a subfolder with the same name, the existing folder is overwritten.
• Shorter and more friendly formatting of long time intervals. 2236
• When typing ambiguous port numbers in Login dialog, keeping the current protocol, even if it is not the default protocol for the port.
• Bug fix: Failure when New Tab is clicked while another session is still being loaded.
• Bug fix: Corrected some painting artifacts on session tabs, particularly on Windows 11.
• Bug fix: Shift+F5 shortcut operated with a focused file, rather than with selected files.
• Bug fix: OpenSSL version in About dialog was not up to date.
• Bug fix: Cannot leave directory entered via cache with SCP protocol if it was deleted meanwhile. 2234
• Bug fix: Failure when connection is lost while reading remote directory with SFTP protocol. 2235
• Bug fix: Multipart upload to Cloudflare R2 S3 interface fails due to too long upload ID. 2237
• Bug fix: Panel focus was lost in some situations.
• Bug fix: When S3 or WebDAV server did not provide file timestamp, downloaded file was set to oldest possible timestamp.
• Bug fix: When session URL is typed into Host name// box or pasted using context menu of the box and the Login dialog is submitted using Enter key, the URL is not parsed correctly.
• Bug fix: Failure when saving edited file over reconnected session after previous reconnect attempt was aborted. 2238

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