A Synology NAS can store your prerecorded sermon while a separate computer runs OBS, plays the video and sends the live stream to YouTube. This is a practical arrangement using a network file share and an encoder, not a documented or tested Synology-to-YouTube integration.
The distinction matters: YouTube receives an encoded feed from the computer, not a sermon broadcast directly by the NAS. Synology’s Surveillance Station Live Broadcast feature is a separate camera-streaming function, not a way to select a prerecorded sermon file.
Separate storage from stream encoding
Think of the workflow as three jobs: the NAS keeps the media file, an encoder plays and converts it, and YouTube Studio receives the feed and presents it to viewers. The NAS does not need to be the device that sends the live stream. For a simple church setup, a computer with OBS can read the sermon from a shared folder or from a local copy and encode it for YouTube.
YouTube explains that an encoder converts video into a digital format for streaming. OBS is one software encoder listed in YouTube’s guidance, and its Media Source can play common video files. Those separate capabilities make the arrangement possible, but they do not establish that a particular Synology model, DSM release, share configuration or sermon file will work without preparation.
A NAS is useful when the church already uses it to retain recordings, share them among volunteers or keep an organised archive. It does not automatically solve playback continuity. The computer must remain on, the file must remain readable, the encoder must keep sending data, and someone should be able to check the YouTube event. If the church has already used OBS for services, the software choices for church streaming can help frame whether OBS fits the wider production setup.
The most important decision is therefore not “Can the NAS go live?” but “Which device plays and encodes the file, and how will that device access it?” Once those roles are clear, you can test the moving parts separately rather than troubleshooting storage, playback and YouTube at once.
Prepare a sermon recording on the NAS
Start with the actual video intended for the event. Play it from beginning to end on a computer before scheduling the stream. Confirm that the picture, sermon audio and any opening or closing material are present, and decide whether the recording should play once or repeat. A recording intended for a scheduled service usually needs a clear beginning and end; a continuous channel may need an intentional loop or playlist instead.
OBS’s built-in Media Source supports several common containers, including MP4, TS, MOV, FLV, MKV, AVI, GIF and WebM, and it can loop a file. A container name alone does not confirm that every audio or video codec inside a particular file will decode correctly on your computer. Check playback in the OBS installation that will be used on service day, including sound output, aspect ratio and any title or image layered over the video.
If you need an ordered playlist or broader file playback options, OBS also provides a VLC Video source. That route requires VLC to be installed; when OBS is 64-bit, the VLC installation must also be 64-bit. Verify the current OBS and VLC documentation for your operating system before you build the scene around that source. For a single sermon, the ordinary Media Source is often the simpler place to begin.
Keep a known-good copy of the final file and give it a clear filename, such as the sermon date and title. Avoid making a last-minute replacement while OBS is open: if the path or file changes, the source may need to be selected again. The guide to looping multiple videos through OBS is useful if your service plan includes announcements, hymns or several recordings rather than one sermon.
Do not assume that the NAS will convert a file into a format the encoder can use. File conversion, if needed, is a separate preparation step on a suitable computer or with a tool chosen for the job. Check the output by playing it locally before the broadcast rehearsal.
Make the file available to the encoder computer
On the encoder computer, open the recording through the file-sharing arrangement your church already uses, or copy the file to that computer for playout. The NAS remains the source of the archived recording, but OBS needs a path it can read. The exact steps depend on the NAS model, DSM version, computer operating system, account permissions and local network; there is no universal path that can be assumed from the phrase “Synology NAS”.
A shared-file workflow avoids keeping duplicate versions, but it depends on the encoder computer retaining access for the entire playback. A local copy takes the NAS share out of the playback path after copying, though it means you must confirm you copied the final version and have enough local storage. Neither approach is inherently best for every church. Choose one, then test that exact arrangement with the computer and network that will be used during the event.
For a share, check that the account used by the production computer can read the relevant folder and video. Avoid changing permissions broadly just to make one file visible. If the computer can browse the folder but OBS cannot load the file, try opening the same file in a normal media player on that computer first. This separates a share-access problem from an OBS source or codec problem.
For a local copy, wait until copying has finished before opening it in OBS. Confirm the file size or playback rather than assuming a copy completed because the filename appeared. If the computer is restarted, moved or logged into a different account before the service, repeat the access check under the actual operator account.
The sources for this guide do not establish NAS throughput, model-specific performance or a guarantee that a share will remain available. Treat playback over the network as something to rehearse, not a capacity claim. If the church uses a continuous channel with a planned sequence, the Marathi devotional playlist setup guide offers a related way to think about organising material, while the actual NAS access still depends on your own configuration.
Load the recording as an OBS media source
Open the OBS scene intended for the sermon. Add a Media Source and select the file using the path available from the encoder computer: either the shared NAS location or the local copy. Set looping only if the programme genuinely needs the recording to repeat. Then preview the scene and listen through the computer’s intended audio output. Check that the video is framed correctly and that overlays do not cover a speaker, subtitles or essential text.
Start playback from the beginning during rehearsal. A source may remember a previous position or be left paused, so make sure the opening appears as expected. Watch the transition from any holding slide to the sermon and consider what viewers will see when playback ends. If it should not repeat, prepare a closing slate or an operator action rather than leaving an unexpected blank scene.
If you use a VLC Video source for a playlist, check the order and transitions with the same files planned for the live event. This adds a dependency on VLC and the playlist configuration, so do not introduce it for the first time moments before a service. A single file with OBS Media Source is easier to reason about when that meets the programme’s needs.
OBS’s own documentation is the appropriate reference for source controls and supported behaviours; consult the current OBS Media Source documentation when labels differ from those in an older tutorial. The same principle applies to audio: test the sound reaching OBS’s output, not only the sound heard while previewing a file in another application.
Keep the scene simple enough for a volunteer to understand. Label the source with the sermon title, remove unused media sources, and note whether the file is local or on the NAS. During a handover, that small amount of clarity can prevent someone from selecting last week’s recording or looking for a file on the wrong computer.
Connect OBS to the YouTube event
Create the live event in YouTube Studio, either as a stream you are preparing now or as a scheduled event for viewers to find in advance. YouTube’s encoder workflow provides a server URL and stream key for the event. In OBS, choose the YouTube service if it is available and enter the relevant connection details, or use the URL and key shown by YouTube Studio according to the current OBS interface.
Treat the stream key like a password. Do not put it in a public document, show it in a screenshot, paste it into a volunteer group chat, or leave it visible on a shared screen. If it has been exposed, use YouTube Studio’s current controls to replace or reset it before relying on that event. The key identifies where the encoder’s feed should go; the event settings and the audience-facing stream are managed in YouTube Studio.
YouTube says enabling live streaming for the first time may take up to 24 hours. That is a platform notice, not a typical processing time or a promise that setup will be ready sooner. Check the channel’s live-stream access well before service day, particularly if nobody has streamed from it before. YouTube’s encoder setup instructions describe how to create the event and provide the connection details; follow the current page because Studio labels and options can change.
For a scheduled event, the event page gives viewers a destination in advance and can allow them to set reminders. Confirm the title, time, visibility and intended audience settings while preparing it. Scheduling the event does not mean the video is already being broadcast: the encoder still needs to send its feed, and the operator needs to complete the live transition in Studio.
A dedicated hardware encoder can suit a team that wants a standalone device rather than a computer-based OBS workflow. YouTube’s encoder guide lists the AJA HELO Plus and describes a prerecorded-media scheduling capability, but that does not establish compatibility with every Synology share or file format. Check current product documentation for the exact device and workflow before purchase. For a church that already has a suitable computer and an operator comfortable with OBS, buying hardware may add cost and setup rather than remove a problem.
Preview the outgoing stream before viewers arrive
A successful local preview in OBS is not the same as a confirmed YouTube feed. For a scheduled event, start the encoder output and file playback, then wait for the preview in YouTube Studio’s Live Control Room. Check that the event is receiving picture and sound, and only then use the Studio control to go live. The continuous OBS recording guide is another relevant reference for operators planning a long-form video broadcast, though a sermon event still needs its own rehearsal and checks.
Rehearse with the exact file, scene, computer, network connection and YouTube channel planned for the service. Confirm that the sermon starts at the intended point, sound is audible and in sync, and the connection details belong to the intended event. If possible, have a second volunteer watch the audience-facing event on another device and report what they actually see. This is an operational precaution, not a guarantee of uninterrupted service.
Decide who watches the Live Control Room and who can act if the feed stops. The encoder computer should not be shut down or put to sleep during the broadcast. Keep the sermon file’s path stable, avoid unnecessary software updates or account changes immediately beforehand, and make sure the operator can reach the computer. If the computer loses access to a NAS-hosted file, OBS may no longer have media to play even if the YouTube connection remains available.
For the end of the event, plan to stop the stream deliberately. YouTube’s guidance says streams under 12 hours are automatically archived and available in the Live tab. That platform detail does not replace an operator’s decision to end the scheduled broadcast: use the Studio controls and stop the encoder output as appropriate. If a service runs longer than planned, check YouTube’s current guidance rather than assuming the same archive behaviour applies.
A written run sheet can be short: confirm file access, open the OBS scene, test audio, start the feed, verify Studio preview, go live, and end the event. Include the name of the person responsible for each step. It is more useful than a long checklist nobody can locate when the service is about to begin.
Why Surveillance Station is a different feature
Synology’s Surveillance Station documentation describes Live Broadcast for sending a live camera stream to YouTube. Its procedure involves entering the YouTube RTMP path and corresponding key, then selecting a camera and stream profile. Synology’s DSM 7.4 specification says that Live Broadcast supports H.264 streaming. Those details concern a camera source and a surveillance product feature, not a prerecorded sermon selected from a NAS folder.
This distinction is easy to miss because both workflows can involve a YouTube stream key and a Synology product. But having similar connection details does not make the source or operation the same. In the workflow described here, OBS reads a media file and encodes it on the computer. In Surveillance Station’s documented feature, the source is a camera stream managed within Surveillance Station.
If your goal is to broadcast a live camera feed from Surveillance Station, consult Synology’s current Live Broadcast instructions and check the documentation for your version. If your goal is to play a sermon recording, use an encoder workflow such as OBS and confirm the video file and NAS access independently. Do not treat Surveillance Station as a built-in prerecorded-video player based on the camera broadcast instructions.
The general arrangement also leaves room for a different choice: a dedicated encoder, another computer-based encoder or a cloud-based playback workflow may fit a church’s staffing and operating preferences. Compare who must remain available, whether the file can be scheduled as needed, how access and credentials are handled, and how much rehearsal each route requires. StreamNeo removes the need to keep a local computer running for a file-based YouTube broadcast when its cloud playback arrangement fits the task, but it does not replace the need to prepare the recording and confirm the event in YouTube Studio.
Before committing, compare the operating options on the pricing page. When the file and channel are ready, start free — 24-hour trial, no card.
FAQ
Can I play a video stored on my Synology NAS as a YouTube Live stream?
Yes, by making the file accessible to an encoder computer, such as one running OBS, and having that encoder send the feed to YouTube. The NAS stores the recording in this arrangement; it is not the encoder. Test the share or local copy, OBS playback and YouTube event together before the service.
Does Surveillance Station Live Broadcast stream prerecorded sermons?
Synology documents Live Broadcast as a way to send a camera stream to YouTube, with a camera and stream profile selected in Surveillance Station. The cited instructions do not describe selecting a prerecorded sermon file from a NAS folder. Use a media encoder workflow for a recording unless current Synology documentation for your particular product explicitly supports another route.
Should OBS play the sermon from the NAS or from a local copy?
Either can be workable, but the trade-off is whether playback continues to depend on the network share. A local copy removes that share from the playback path after copying, while a share avoids maintaining a duplicate file. Rehearse the exact choice on the encoder computer and confirm it can play the full recording.
When should I create the YouTube event?
Create and verify it well before the service, especially if the channel has never streamed live; YouTube says first-time enablement may take up to 24 hours. For a scheduled event, start the encoder, confirm the Live Control Room preview and then go live from Studio. Keep the stream key private.