Media workbench

Android download manager guide: stalled and incomplete files

Check the failure stage first: finding a file, transferring it, saving it, or playing it.

SymptomCheck firstNext step
No download optionSource supports saving; link still worksUse a creator-provided download. A protected stream may be unsupported.
Stops at the same pointAvailable space and source URL expiryFree space or request a fresh permitted link; avoid repeatedly retrying a denied source.
Stops after switching appsApp notification and Android background restrictionsReview the app’s download status and device settings; do not disable protections blindly.
File exists but will not playCompletion, file size and codecCompare expected size; test another known-good file; inspect codec information.
Download is slower than expectedActual throughput rather than advertised Wi-Fi speedUse the download-time calculator with a measured rate.

Before a large transfer

Leave room for the final file and any temporary processing. A 2 GB final video may need more than 2 GB free while being assembled. The exact requirement depends on the app’s workflow. Keep a stable connection and check the destination folder.

Resume is conditional

A resumable transfer requires suitable server support and a valid resource. A refreshed URL may identify a different file; blindly appending bytes can corrupt the output. When the app asks you to restart, keep the old file only if you still need it for diagnosis.

Estimate a transfer time · Prepare for offline viewing

Using VidPik

VidPik provides download management and a player for supported sources. Check progress in Downloads, then test the completed file.

Get VidPik on Google Play