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2025-09-17 2025-12-24
Restored revision 1750225289. Undoing revisions 1757967702, 1757967850. (martin) (hidden) no summary (109.132.134.73)
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With //Modification time// checked (default) two files are considered different when they have different timestamps. With //Modification time// checked (default) two files are considered different when they have different timestamps.
-With //File size// checked two files are considered different when they have different sizes. The option is not available with //Both// direction selected. When using the option, you should avoid [[transfer_mode|text transfer mode]] as it may change the file size.+With //File size// checked, two files are considered different when they have different sizes. The option is not available with //Both// direction selected. When using the option, you should avoid [[transfer_mode|text transfer mode]] as it may change the file size.
-With //Checksum// checked two files are considered different when they have different checksums. The option is not available with //Both// direction selected. Requires [[protocols#checksum|support for calculating checksum]]. SHA-256 checksum is used by default, with automatic fallback to SHA-1, when not supported.+With //Checksum// checked, two files are considered different when they have different checksums. The option is not available with //Both// direction selected. Requires [[protocols#checksum|support for calculating checksum]]. SHA-256 checksum is used by default, with automatic fallback to SHA-1, when not supported.
When //Modification time// is checked along with any other the other two, it has higher priority. As a consequence, in the default //Synchronize files// [[task_synchronize_full#mode|synchronization mode]], a file is not considered updated, despite having different size or checksum, if the source file is older than the destination file. When //Modification time// is checked along with any other the other two, it has higher priority. As a consequence, in the default //Synchronize files// [[task_synchronize_full#mode|synchronization mode]], a file is not considered updated, despite having different size or checksum, if the source file is older than the destination file.

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