OBS Studio is the most practical no-cost starting point for a continuous YouTube live stream on a low-cost PC, provided you test what your own computer and connection can sustain. Compatibility with OBS does not mean a machine can encode reliably for hours, let alone around the clock.
Begin with a simple 720p30 test, use YouTube’s bitrate guidance as a reference rather than a promise, and watch both OBS and YouTube’s stream-health messages. If the PC or connection cannot hold the test, lower the load or consider an option that does not depend on your home computer staying on.
Why OBS Studio is a practical starting point
OBS Studio is open-source software available at no charge, and YouTube lists it among the software encoders people can use to stream. That makes it a reasonable first choice when you want to test a prerecorded loop without paying for encoder software. You retain control over the scene, audio, output resolution and bitrate, so you can see which parts of the setup affect performance.
That flexibility also means there is configuration to learn. You need to add the video source, select an encoder and output settings, connect your YouTube stream key, and run a real test. OBS is not a managed 24/7 broadcast guarantee: the load depends on the chosen encoder, resolution, frame rate and scene complexity. Its system requirements page explicitly cautions that a compatible system may still not be capable of streaming or recording.
For a devotional channel, for example, a static image and a single audio-video file are a lighter starting scene than multiple animated overlays, browser sources and effects. If you want a walkthrough focused on a Hindi music file workflow, see making a 24/7 Hindi music stream from Google Drive files. Keep the first test small enough that you can identify the source of a problem instead of changing several things at once.
OBS fits best when you are willing to keep the PC running, configure it, and investigate interruptions. If the machine is needed for other work, loses power, or struggles to encode, those are practical costs even if the software itself costs nothing. You are testing a system made of software, PC, power and internet connection, not just choosing an application.
Check the PC, operating system and network
First confirm that your YouTube channel is able to go live. YouTube says first-time live-streaming activation may take up to 24 hours, so do this before you spend an evening building scenes. YouTube’s encoder overview and live-streaming setup guide explains the role of an encoder and the setup steps. Account readiness and PC readiness are separate checks.
Install OBS only from the official OBS Project site and check its current operating-system requirements. A computer that opens OBS and plays a video may still be unable to encode and send it continuously. Older processors, limited memory, heat, background updates and competing applications can all make a test behave differently from a short desktop check. There is no single low-cost PC specification that establishes reliable 24/7 performance for every scene.
Look at upload capacity, not just the download number shown by a broadband plan or a speed test. Streaming sends data from your home to YouTube. An advertised or briefly observed upload peak does not show whether that upload stays steady during the time you intend to broadcast. If possible, test at the time of day you expect to run the channel and avoid simultaneous large uploads or cloud backups.
A wired Ethernet connection is worth testing if the PC currently uses Wi-Fi. OBS’s network troubleshooting guidance notes that Wi-Fi can be unstable for streaming and suggests a wired connection. A cable can remove one source of variability, but it cannot fix weak service, congestion beyond your router or inadequate upload capacity. For more context on stream bandwidth, see how much internet bandwidth live streaming needs.
Also consider what happens when the mains supply or router stops. A local-PC stream depends on both staying available, as well as the computer remaining cool and awake. A test can reveal performance problems, but cannot establish that a particular home power arrangement or internet service will stay up every night.
Run OBS Auto Configuration Wizard
When OBS first opens, use the Auto Configuration Wizard to obtain a sensible initial configuration for the machine and intended use. It is a starting point, not a certification that the chosen settings will run continuously. Review what it selects, then test those settings with the actual video and network rather than accepting the result as proof.
Choose the option for optimising streaming when prompted, and set the output to match your intended YouTube broadcast. For a cautious first pass, aim for 720p at 30 frames per second. Avoid adding extra scene sources or pushing the resolution higher just because the wizard offers it. A lower workload gives you a clearer baseline for judging whether the PC can manage encoding.
YouTube’s encoder guidance specifies RTMP or RTMPS as supported protocols and recommends RTMPS for an encrypted connection. It also recommends constant bitrate (CBR), AAC or MP3 audio, and a two-second keyframe interval, with the interval not exceeding four seconds. Check the current YouTube encoder settings and bitrate guidance while setting up, since the guidance is the platform reference rather than a guarantee of a healthy connection.
Keep a note of the wizard’s output choice, encoder, bitrate and resolution. If the stream later shows dropped frames or encoder overload, changing one setting at a time makes it easier to learn whether the issue is the connection or the PC. OBS’s own guide to encoder overload is a useful next step if encoding rather than network delivery appears to be the constraint.
Build a simple scene and add the prerecorded source
For a continuous prerecorded broadcast, create one scene and add the file as a media source. Confirm that it plays, that the sound is present at a sensible level, and that the file behaves as expected at the end. If you intend a loop, enable looping and observe a transition from the end back to the beginning. Do not assume that a file that plays once will loop cleanly for a long broadcast.
Use only the elements the audience needs in the first test. A background image, a video source and perhaps a small title are enough to test the core workload. Avoid animated overlays, several browser sources, filters and moving graphics until the plain version behaves well. Those additions may be useful for a news loop or a study channel, but they add work for the computer and make faults harder to isolate.
Check that the source file’s audio and motion resemble the intended broadcast. A static devotional image with music is not a complete test if your real channel has frequent scene changes or a moving visualiser. YouTube advises testing with audio and movement similar to the stream you will actually send. Use a representative section of the file, including its louder or busier moments.
Before going live, verify the stream key carefully and keep it private. In OBS, select the YouTube service and enter the key through the stream settings; do not publish it in a screenshot or share it with anyone who does not need access. If you are unsure which source settings produce a clean loop, the guide to streaming bhajans on YouTube around the clock offers relevant planning context, but your own file and account still need testing.
Test 720p30 against YouTube’s bitrate guidance
For H.264 at 720p30, YouTube currently lists 8 Mbps as its recommended bitrate and 3 Mbps as the minimum. Those are platform figures, not a forecast of what an Indian broadband or mobile connection will sustain. A setting between the minimum and recommendation can be a sensible test when upload capacity is constrained, but it may mean less margin or visual quality. Choose a quality your connection can maintain, as YouTube’s guidance instructs.
The comparison below is from YouTube’s published H.264 guidance; treat the minimum and recommended columns as distinct values, not interchangeable targets.
| Output | H.264 minimum bitrate | H.264 recommended bitrate |
|---|---|---|
| 480p at 30 fps | 0.4 Mbps | 4 Mbps |
| 720p at 30 fps | 3 Mbps | 8 Mbps |
| 1080p at 30 fps | 5 Mbps | 14 Mbps |
For a low-cost PC, 720p30 is a useful conservative test resolution because it avoids beginning with the heavier 1080p30 setting. It does not mean that every modest PC can encode 720p30, or that 3 Mbps will work on every connection. YouTube also gives different guidance by codec: for 720p30 it lists 6 Mbps recommended and 2 Mbps minimum for AV1 or H.265. Do not apply those figures to an H.264 stream.
Set a bitrate that is below the upload you can sustain with some room for variation, rather than matching a one-off speed-test peak. OBS offers 75 per cent of total upload speed as a troubleshooting starting point when reducing bitrate; that is a heuristic from OBS, not a universal rule for Indian providers or long-running streams. If your measured upload varies, use the lower, repeatable capacity as the basis for a test. A short speed test cannot establish that a connection will hold a stream through congestion or a full night.
If the chosen bitrate is too high for the stable upload, OBS may show network dropped frames and the stream may disconnect. If the connection is adequate but the picture still stutters while OBS reports encoding strain, the PC may be the limiting part. Keeping these failure types separate matters: reducing bitrate can help a network problem, while reducing resolution, frame rate or scene complexity may help a PC that cannot encode fast enough.
Check preview and stream health during a trial
Do a private or unlisted test where appropriate, and keep OBS’s statistics window visible. Watch for dropped frames, encoder overload and whether the output remains steady. At the same time, check YouTube’s Live Control Room for stream health and any messages. A clean local preview proves the file renders in OBS; it does not prove that YouTube is receiving a stable stream.
Let the test run long enough to include normal household network use and at least one representative loop transition. There is no particular test duration that guarantees a later 24/7 run, so choose a trial that gives you useful evidence without treating it as certainty. Check audio at the receiving end as well: muted desktop monitoring or a working local preview can conceal a problem in the broadcast audio path.
If OBS shows dropped frames, note whether the loss is network-related and compare the bitrate with the stable upload you measured. YouTube’s health messages can help distinguish stream delivery problems from other faults, but you still need to interpret them alongside OBS statistics. If the stream breaks when another person starts a video call or an upload, repeat under those conditions and decide whether the channel can tolerate that shared connection.
For a channel that must stay on while you sleep, reliability also includes recovery. Ask whether someone can restart OBS, router or PC if an interruption occurs, and whether you can check the channel remotely. OBS does not provide guaranteed 24/7 uptime. The software can be a capable local tool while the overall setup remains vulnerable to a power cut, operating-system update, overheating or ISP outage.
Adjust settings if the PC or connection struggles
Change one variable at a time and repeat the test. If network dropped frames appear, reduce bitrate and retest; if the PC shows encoding overload, lower output resolution or frame rate, simplify the scene, or try a less demanding encoder if available. Close nonessential programs, prevent sleep during the broadcast, and check that ventilation is not blocked. A low-spec machine may improve when unnecessary load is removed, but it may still be unsuitable for a continuous encode.
If 720p30 is not stable, test 480p30 rather than insisting on a sharper picture. YouTube’s H.264 guidance lists 4 Mbps recommended and 0.4 Mbps minimum at that output, but again the figures are not a stability promise. Choose settings by what your specific upload and computer hold during a representative trial, and consider whether the resulting image is acceptable for your viewers.
When the home PC is the main constraint, compare a different operating model rather than continuing to tune indefinitely. YouTube’s encoder directory includes software, hardware and cloud options; the directory listing alone does not prove a particular option is suitable in India, available for your account, or economical for your use. Compare total cost, continuous prerecorded-stream support, content limits, recovery behaviour and the network conditions required. A dedicated hardware encoder may make sense if you already have the budget and want encoding separate from the PC; it is not automatically the low-cost answer.
A cloud continuous-stream service can remove the need for your home computer to encode all day, but verify availability, price, file limits and service terms on the provider’s own current page before choosing it. StreamNeo can remove the specific burden of leaving your own computer switched on to run an uploaded prerecorded video, when that is the pain your test has exposed. It is YouTube-only, so check that it fits your channel’s destination and workflow rather than assuming it replaces every production setup.
If you are weighing cloud operation against keeping a local computer, the guide to YouTube 24/7 cloud service pricing in INR can help structure the comparison. Treat any listed provider price or limit as something to verify on that provider’s current site before committing; your use case and account location may affect suitability. The right choice is the one whose costs and failure modes you understand, not the one with the most impressive feature list.
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
Is OBS Studio the best software for a low-cost PC?
It is a sensible no-cost starting point if you want to encode locally and are prepared to configure and test the setup. It is not automatically the best choice for every older PC: OBS compatibility does not guarantee that the computer can stream reliably at your chosen settings.
Is 3 Mbps enough for 720p30 on YouTube?
YouTube lists 3 Mbps as the H.264 minimum for 720p30 and 8 Mbps as its recommendation. That platform guidance does not guarantee your connection can sustain either rate; test the actual stream against stable upload capacity and monitor its health.
Can I leave OBS running for 24 hours a day?
You can configure a continuous prerecorded stream, but OBS does not guarantee 24/7 uptime. The PC, power, cooling, internet connection and recovery plan all matter, so test the full setup and decide whether its likely interruptions are acceptable.
What should I do if OBS drops frames?
Check whether OBS reports network dropped frames or encoder overload, then change the matching constraint. Lower bitrate for an unstable or insufficient upload; simplify the scene or reduce resolution and frame rate if the PC cannot encode fast enough, and retest before relying on it.