How to Add Timestamps to a YouTube Video

Direct answer直接回答

To add timestamps to a YouTube video, review the final cut, record exact start times, format them consistently, place them beside descriptive labels, and test every published marker. Start with the final video cut, a playback review sheet, and a consistent minutes-and-seconds format; the working deliverable is a tested list of useful moments suitable for a description, notes, or chapter plan.

为 YouTube 视频添加时间码时，应审看最终版本，记录准确开始时间，统一格式，配上描述性标签，并测试每个已发布标记。 开始前应准备视频最终版、播放审看记录和统一的分秒格式；工作结果应形成适合视频说明、笔记或章节规划且经过测试的时刻列表。

Choose the step you need选择你需要的步骤

Start with the four core steps below, then continue into the deeper checks that match your task.

先完成下面四个核心步骤，再根据任务需要继续查看后续深度检查。

Watch the final cut and collect candidate markers观看最终剪辑并收集候选时间点Open section查看步骤 Convert markers into a clean description list把候选点转换为清晰的说明列表Open section查看步骤 Edit labels for mobile scanning and intent按移动端扫描与用户意图编辑标题Open section查看步骤 Test the saved description as a viewer以观众身份测试保存后的说明Open section查看步骤

Watch the final cut and collect candidate markers观看最终剪辑并收集候选时间点

Use the uploaded or export-ready version. On the first pass, mark the start of complete topics, steps, demonstrations, questions, or conclusions without worrying about perfect labels. Record a few words describing each candidate. Do not mark every slide change or pause. On the second pass, merge candidates that answer the same viewer need and move each remaining time to the first complete sentence or visible action. This produces a stable navigation list rather than a diary of production events.

应使用已上传或准备导出的最终版本。第一遍先标记完整主题、步骤、演示、问题或结论的起点，并写几字说明，不必立即追求完美标题；不要把每次幻灯片变化或停顿都当成节点。第二遍合并回答同一观众需求的候选项，再把保留时间移动到完整句子或可见动作的开始处。这样得到的是稳定导航列表，而不是制作事件流水账。

Convert markers into a clean description list把候选点转换为清晰的说明列表

Write one time and label per line. If the list is intended to create chapters, begin at 00:00, keep times ascending, and satisfy YouTube's current chapter conditions. If it is only a reference list, clearly label its purpose so readers do not assume chapter behavior. Use consistent time notation and concise titles. Place the list in a predictable section of the description, away from dense promotional copy, and preserve a working copy outside YouTube for future edits.

每行写一个时间和标题。若列表用于创建章节，应从 00:00 开始、时间递增，并符合 YouTube 当前章节条件；若只是参考列表，则要明确说明用途，避免读者误以为一定会显示章节。时间记法与标题风格应保持一致，列表应放在说明中容易找到的位置，避开密集宣传内容，并在 YouTube 外保留工作副本以便修改。

Edit labels for mobile scanning and intent按移动端扫描与用户意图编辑标题

Lead with the differentiating term: Configure OAuth, Compare pricing tiers, Diagnose audio delay. Remove repeated video-title words and vague labels such as Next step. Keep parallel grammar across the list so viewers can compare choices quickly. Read the titles without watching the video; if they do not form a meaningful outline, revise them. A label is successful when it tells the viewer both what appears and why they might jump there.

标题应把区分度最高的词放在前面，例如“配置 OAuth”“比较价格层级”“诊断音频延迟”。删除每条中重复的视频标题词和“下一步”之类模糊标签，并保持列表语法平行，方便观众快速比较。脱离视频单独阅读这些标题，如果无法形成有意义的提纲，就需要改写。成功标签应同时说明出现什么以及观众为何要跳转。

Test the saved description as a viewer以观众身份测试保存后的说明

Reopen the watch page after saving. Click the first, middle, and last entries, then test every marker associated with a key instruction or claim. Check desktop and mobile display, truncation, language, and whether playback begins too late. If chapter visuals are expected but absent, review format and eligibility rather than repeatedly adding punctuation. Maintain the list whenever the edit changes. The description may remain valid HTML text while its times quietly become wrong.

保存后重新打开观看页面，点击第一、中间和最后条目，并逐一测试与关键说明或观点相关的标记。检查桌面与移动显示、标题截断、语言和播放是否开始过晚。若预期出现章节视觉却没有显示，应检查格式与资格，而不是反复增加标点。剪辑变化后要维护列表，因为说明文字可能仍然正常显示，但其中时间已经悄悄失效。

Build and verify the description timestamp list制作并验证说明中的时间列表

Watch the final uploaded cut and mark moments that answer distinct viewer questions. Write one line per time with a concise label, keep the values in ascending order, and use a consistent mm:ss or h:mm:ss format. Start at the first complete sentence or action of the promised material, not at a transition midpoint. Read the list without playback to check whether it forms a useful route and whether adjacent labels overlap. Paste it into the video description, save, and reopen the watch page. Click every entry in at least one browser and sample the first, middle, and last on mobile. Confirm that hours, minutes, spacing, and link behavior survived publishing. When the list is meant to create chapters, also follow current chapter requirements; when it is only a reference list, state that purpose clearly. Keep the approved times with the video version and update related notes or links whenever the edit changes. Ask another viewer to use the finished list without additional instructions; unclear choices reveal labels that still need revision.

应观看最终上传剪辑，标记能够回答不同观众问题的时刻。每行写一个时间和简短标签，按递增顺序排列，并统一使用 mm:ss 或 h:mm:ss。起点应位于承诺内容的第一个完整句子或动作，而不是转场中间。先不播放视频，只阅读列表，检查它是否形成有效路线，以及相邻标签是否重叠。把列表粘贴到视频说明并保存后，重新打开观看页，在至少一个浏览器中点击每个条目，并在手机端抽查开头、中间和最后条目。确认小时、分钟、空格和链接行为在发布后仍正确。列表用于创建章节时还要满足当前章节要求；若只是参考时间表，则应明确说明用途。把批准时间与视频版本一起保存，剪辑变化时同步更新相关笔记和链接。还应让另一位观众在没有额外说明时使用完成列表，选择困难会暴露仍需修改的标签。

Worked example具体示例

For a cooking demonstration, mark preparation, mixing, heat change, doneness check, and serving. Test each marker on mobile because a five-second error can hide the action viewers need.

对于烹饪演示，可标记备料、混合、调温、熟度检查和装盘。应在移动端测试每个标记，因为五秒偏差就可能错过关键动作。

Before handoff, preserve the source identity, current edit, language, access date, and every time reference needed to reproduce the example. A timestamp list does not automatically become chapters unless the platform's chapter requirements are met. Do not place markers before the idea actually begins.

交付前应保留来源标识、当前剪辑版本、语言、访问日期，以及复现实例所需的时间信息。页面输出用于支持理解与整理，重要原话、数字、人物、边界和解释仍需返回原视频检查。

Define acceptance for this deliverable为这项交付物设定验收条件

Mark useful starts, not every pause. Review the result against the intended audience and the declared task of manually marking useful moments in a video description or notes. Confirm that the chosen structure preserves the distinctions the reader must act on, rather than simply shortening the recording. Mark missing source material and uncertainty openly. A reviewer should be able to identify which items came directly from speech or visuals, which were reorganized, and which are interpretations.

标记有用起点，而非每次停顿。应围绕目标读者以及“在说明或笔记中手动标记有用时刻”这一具体任务验收结果。检查结构是否保留读者行动所需的关键区分，而不是只把录像缩短；来源缺失与不确定性必须显式标记。复核者应能分辨哪些内容直接来自语音或画面、哪些经过重组、哪些属于解释。

Use a small handoff record containing source, purpose, output version, correction notes, tested links or time ranges, reviewer, and unresolved items. Review every name, number, quotation, formula, instruction, commitment, and people-related conclusion that could cause harm if wrong. Lower-risk descriptive material may be sampled, but the sampling rule should be written down. A result is accepted because it is fit for this declared use, not because its language sounds confident.

交接记录至少应包含来源、用途、输出版本、修正说明、已测试链接或时间范围、复核人和未解决事项。姓名、数字、引语、公式、指令、承诺以及涉及个人且出错会造成影响的结论都应逐项检查；低风险描述可以抽样，但抽样规则要写明。结果被验收是因为适合当前用途，而不是因为语言显得自信。

Continue this workflow with 先鉴 Peek完成当前步骤后使用先鉴 Peek 继续分析

Once the transcript, cleaned text, timestamps, or chapters are ready, provide the public video and your learning goal to 先鉴 Peek to assess content value, build a concise summary, plan a timestamped viewing route, and organize study notes. This does not promise direct transcript or subtitle downloading.

准备好文字稿、清理后的文本、时间码或章节后，可向先鉴 Peek 提供公开视频与学习目标，用于判断内容价值、形成精华摘要、规划时间码观看路线并整理学习笔记。此入口不承诺直接下载文字稿或字幕。

Try 先鉴 Peek体验先鉴 Peek View the official tool page查看官网工具页

Questions about this task本任务常见问题

Should timestamps be added before or after editing?

时间码应该在剪辑前还是剪辑后添加？

Add final timestamps against the uploaded cut. Draft markers can be collected earlier, but editing changes their positions.

最终时间码应以上传成片为准。可以提前收集候选点，但剪辑会改变其位置。

Does every timestamp list create chapters?

所有时间列表都会生成章节吗？

No. Chapter behavior requires a correctly formatted list and current eligibility conditions; other timestamp lists may remain ordinary links.

不会。章节需要正确格式并满足当前资格条件，其他时间列表可能只是普通链接。

Where should the list appear in the description?

时间列表应放在说明的什么位置？

Place it in a clearly labeled, easy-to-scan section and keep a separate working copy for maintenance.

应放在带清晰标签且便于扫描的区域，并另存工作副本用于维护。

What should I test after publishing?

发布后应该测试什么？

Check jump accuracy, labels, order, mobile display, chapter appearance when expected, and all markers tied to important claims.

检查跳转准确性、标题、顺序、移动显示、预期章节外观，以及所有关联重要观点的标记。

References and usage limits参考资料与使用边界

Interfaces, caption availability, and platform behavior can change. Verify the current watch page and official guidance before relying on a procedure.

界面、字幕可用性与平台行为可能变化。依赖具体流程前，应检查当前观看页面与官方说明。