HTTP 403 versus 404 during media retrieval
A 403 response indicates that the responding server refused the request; a 404 indicates that it did not provide the requested resource as found. Neither code alone proves a video's permanent deletion or explains a specific access policy. Identify which request and server produced the response before deciding what to do next.
Open the relevant downloader · Platform tools and access limits
Read the code with its request context
A media workflow involves a source page, metadata retrieval, format resources and a final local download route. A status at one stage is not automatically the status of every other stage. Record whether the failure occurred during analysis, processing or retrieving a completed file.
MDN explains 403 as refusal to process an understood request. For 404, the requested resource is not supplied as found; that does not establish whether absence is temporary or permanent. Servers can also choose not to reveal a resource's existence.
Keep these definitions separate from product-level messages. An unsupported-content response is a capability decision, while an upstream HTTP refusal is an observed retrieval failure. The user interface should not translate either into a fabricated successful file.
Check a request deadline separately from source deletion
A network or analysis timeout establishes that the particular attempt did not finish within its deadline. It is not by itself a confirmed source deletion, a permission verdict or an unsupported codec. Record the actual failing stage and any normalized error rather than translating every unfinished request into a permanent 404 claim.
Compare the ordinary authorized public item through the supported source page and current permitted connection. A page that opens is still not a promise that the backend retrieval path can process every resource, while an unavailable page can have several causes. Correct an evident input or connection issue once where appropriate, keep retries bounded and request an authorized owner copy when the required source remains unavailable.
Check the public item without trying to evade access
Confirm that the URL identifies the intended individual item and is in a supported form. If an ordinary browser requires private access, the public downloader must not be assumed to have that authorization.
A 403 is not an instruction to paste credentials or repeatedly send the same request. A 404 can result from a stale or incorrect path, but a public-facing error does not reveal the server's internal reason. Report uncertainty honestly.
Ask the owner for a permitted export when the public item cannot be processed. Do not use alternate account secrets or guessed resource addresses to bypass a refusal.
Distinguish source failure from a local result problem
If analysis succeeded but an old local download link now fails, check the application's documented session and result lifetime. That scenario is different from a source platform refusing metadata extraction.
If you already saved a complete local file, an expired remote link does not remove that copy. Verify the retained media directly before starting another job. Reanalysis should be driven by a current need, not by treating every unavailable link as lost local content.
Collect the sanitized error message and stage. Omit token-bearing URLs, cookies and personal filesystem paths. Those secrets are not necessary to explain whether the refusal came from the source or a result route.
Choose a bounded next step
Correct an obvious unsupported URL form once and retry the authorized item when appropriate. If the same refusal persists, stop repeated identical requests and use the provider's guidance or an owner export.
Do not promise that waiting always resolves a 403 or that a 404 proves copyright removal. The available evidence may support only a current failure at a particular stage.
When reporting an issue, include the platform, approximate time, stage and observed code. That lets maintainers investigate a concrete failure while preserving truthful capability boundaries.
Worked example
Example: a public item opens in the browser, but extraction returns an upstream 403. Report that specific analysis failure rather than saying the video is deleted. Separately, a stale local result route returning 404 should be checked against its lifetime; the two observations concern different resources.
Related guidance
Sources and verification
Reviewed 2026-10-13. Product behavior is limited to available source formats and provider access; it is not a promise that every public link works.