The percentage used finished/seen task counts, which hit the 99% cap as soon as the first tasks finished and then stayed there while new tasks were still being discovered. Use the "total" property announced by the sync task as the denominator and count finished file downloads; stay indeterminate until known. Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01TiBPbVGBHNHdzqfq1L5tch