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Hand-written editing guides.
99 guides
How to Trim a Video on Mac
How to trim a video on Mac with QuickTime Player, frame by frame, plus the Finder trick that trims a clip without opening an app at all.
How to Trim a Video for YouTube
How to trim a video for YouTube without re-uploading it. Using the Trim & cut editor in YouTube Studio, and what you give up by editing a video…
How to Trim a Video for TikTok
How to trim a video for TikTok. Cut the slow start in TikTok's own editor, why the opening seconds carry most of the recall, and how to trim without…
How to Trim a Video for Instagram
How to trim a video for Instagram. The length that still gets recommended, the in-app Trim slider, and where the 20-minute recording cap actually…
How to Split a Video on Mac
How to split a video on Mac with QuickTime Player. Command-Y at the playhead, cutting a section out of the middle, and landing the cut on the right…
How to Split a Video for YouTube
How to split a video for YouTube. Cutting a section out of the middle with the red box in Studio, and keeping the URL, views and comments while you…
How to Split a Video for TikTok
How to split a video for TikTok. Cut a long take into segments in the app, or into separate parts to post, and what TikTok says about maximum post…
How to Split a Video for Instagram
How to split a video for Instagram into parts. The 60-second Stories ceiling, the 100 MB limit per segment, and how to cut so each piece stands on…
How to Speed Up a Video on Mac
How to speed up a video on Mac with iMovie's Speed controls. 2x by default, speed ramps on part of a clip, and how to stop the voice going squeaky.
How to Speed Up a Video for YouTube
How to speed up a video for YouTube, where the Speed control actually lives in the Shorts camera, and why speeding a clip up is usually the wrong way…
How to Speed Up a Video for TikTok
How to speed up a video for TikTok with the app's own speed control, what it does to your on-screen text, and the shorter route for talking-head…
How to Speed Up a Video for Instagram
How to speed up a video for Instagram with the in-app Speed tool, what it does to your audio, and why speeding up talking footage is usually the…
How to Slow Down a Video on Mac
How to slow down a video on Mac with iMovie's Slow setting, and how to check frame by frame in QuickTime Player whether the result stutters.
How to Slow Down a Video for YouTube
How to slow down a video for YouTube. The Speed control in the Shorts camera, why slowed footage looks juddery, and what YouTube says about frame…
How to Slow Down a Video for TikTok
How to slow down a video for TikTok with the app's speed control, why slowed footage stutters, and what the frame rate range TikTok accepts tells you…
How to Slow Down a Video for Instagram
How to slow down a video for Instagram without it looking choppy. The 30 fps minimum Instagram documents, the 720-pixel floor, and what slowing…
How to Rotate a Video on Mac
How to rotate a video on Mac in QuickTime Player or straight from the Finder. 90 degrees at a time, with no app to install and no upload.
How to Rotate a Video for YouTube
How to rotate a video for YouTube and make the rotation stick. Why a clip that looks upright on your phone uploads sideways, and what YouTube's…
How to Rotate a Video for TikTok
How to rotate a video for TikTok. The rotate control TikTok documents in its own editor, what to do with footage shot sideways, and how to avoid a…
How to Rotate a Video for Instagram
How to rotate a video for Instagram. The in-app Rotate tool, why a rotated landscape clip loses more than you expect, and the 1,920-pixel ceiling…
How to Reverse a Video on Mac
How to reverse a video on Mac with iMovie's Reverse checkbox. The one place Apple actually ships backwards playback, and what to do about the audio.
How to Reverse a Video for YouTube
How to reverse a video for YouTube when the Shorts camera has no reverse control. The two YouTube tools that get you close, and why reversed audio…
How to Reverse a Video for TikTok
How to reverse a video for TikTok. What TikTok's documented editing tools do and don't cover, what happens to reversed audio, and how to fix a…
How to Reverse a Video for Instagram
How to reverse a video for Instagram. What Instagram's creation tools actually cover, why reversing happens before upload, and what to check on the…
How to Resize a Video on Mac
How to resize a video on Mac. Change the frame shape, change the pixel dimensions, and understand why iMovie keeps pulling everything back to 16:9.
How to Resize a Video for YouTube
How to resize a video for YouTube. The resolutions YouTube publishes, why 16:9 is the default frame, and what the player does to a vertical video on…
How to Resize a Video for TikTok
How to resize a video for TikTok. The pixel range TikTok's own documentation accepts, what "upload HD" actually changes, and why bigger isn't better.
How to Resize a Video for Instagram
How to resize a video for Instagram. The aspect ratios reels and the feed actually accept, the 1080-pixel width ceiling, and why one file can't be…
How to Remove Silence From a Video on Mac
How to remove silence from a video on Mac. Why the built-in editors only cut at the edges, what the manual method costs, and which pauses to keep.
How to Remove Silence From a Video for YouTube
How to remove silence from a video for YouTube. What long pauses do to your automatic captions, the 25-second end screen floor, and how to keep the…
How to Remove Silence From a Video for TikTok
How to remove silence from a video for TikTok. Cut the dead air between sentences, why faster scene changes matter early, and which pauses are worth…
How to Remove Silence From a Video for Instagram
How to remove silence from a video for Instagram. Why the in-app Trim slider can't reach the middle, and how to cut dead air without making the clip…
How to Remove Background Noise From a Video on Mac
How to remove background noise from a video on Mac with iMovie's noise reduction slider and equalizer presets, and what percentage is too far.
How to Remove Background Noise From a Video for YouTube
How to remove background noise from a video for YouTube. What noise costs you beyond the listening experience, and why it has to be fixed before the…
How to Remove Background Noise From a Video for TikTok
How to remove background noise from a video for TikTok. What the app's audio tools actually do, why they don't clean a recording, and where the fix…
How to Remove Background Noise From a Video for Instagram
How to remove background noise from a video for Instagram. Why a 128 kbps audio track punishes noise, what survives upload, and how to clean the…
How to Mute a Video on Mac
How to mute a video on Mac with QuickTime Player's Remove Audio, which genuinely strips the track, unlike turning the volume down, and what to do…
How to Mute a Video for YouTube
How to mute a video for YouTube. The Volume control in the Shorts editor, what to do when the audio is the reason for the claim, and what carries the…
How to Mute a Video for TikTok
How to mute a video for TikTok. Turn the original sound down in the app, decide whether you meant mute or replace, and why sound-off is a costly…
How to Mute a Video for Instagram
How to mute a video for Instagram. Silencing a clip versus removing the track, what Instagram does with original audio, and how to check the export…
How to Merge Videos on Mac
How to merge videos on Mac in QuickTime Player. Add a clip to the end, the beginning, or after any clip you select, without opening a video editor.
How to Merge Videos for YouTube
How to merge videos for YouTube. Recording multiple clips straight into one Short, the three-minute ceiling, and the Content ID rule that blocks…
How to Merge Videos for TikTok
How to merge videos for TikTok. Stack clips in the app's own editor, what Stitch and Duet do instead, and why the joins matter more than the order.
How to Merge Videos for Instagram
How to merge videos for Instagram into one reel. Instagram's Layout and Timer tools, why order beats effects, and what to do where two clips meet.
How to Loop a Video on Mac
How to loop a video on Mac with QuickTime Player's View > Loop, and how to cut a clip that repeats without a visible jump when the loop has to be in…
How to Loop a Video for YouTube
How to loop a video for YouTube. The Loop setting built into the player, and how to build a clip whose last frame hands back to its first without a…
How to Loop a Video for TikTok
How to loop a video for TikTok. Build the repeat into the footage, cut on a matching frame, and use the transition guidance TikTok gives creators to…
How to Loop a Video for Instagram
How to loop a video for Instagram. Why reels replay on their own, the 3-second floor that makes short loops possible, and how to hide the repeat…
How to Flip a Video on Mac
How to flip a video on Mac in QuickTime Player or Photos. Mirror a clip horizontally, un-mirror a webcam recording, and never upload it to do so.
How to Flip a Video for YouTube
How to flip a video for YouTube when nothing on the platform mirrors a clip. How to spot a mirrored take, and the framing tools the Shorts camera…
How to Flip a Video for TikTok
How to flip a video for TikTok. Why front-camera text reads backwards, where the mirror actually happens, and how to fix it before the clip reaches…
How to Flip a Video for Instagram
How to flip a video for Instagram. Why front-camera clips read backwards, what Instagram's clip editor stops short of, and how to mirror before you…
How to Crop a Video on Mac
How to crop a video on Mac in the Photos app. The Crop tool, the aspect presets, straightening a tilted shot, and how to undo it all if you change…
How to Crop a Video for YouTube
How to crop a video for YouTube. What cropping to a vertical frame does to how YouTube classifies your upload, and the one framing tool Studio…
How to Crop a Video for TikTok
How to crop a video for TikTok. The frame sizes TikTok publishes, how to zoom a clip inside the app, and what to do instead of cropping the sides off…
How to Crop a Video for Instagram
How to crop a video for Instagram without losing the shot. What gets cropped automatically, and why the cover photo is a second crop you only get one…
How to Convert a Video on Mac
How to convert a video on Mac. The rename shortcut Apple documents for H.264 MOV files, the iMovie route for everything else, and why QuickTime won't…
How to Convert a Video for YouTube
How to convert a video for YouTube. The full list of formats YouTube accepts, why a rejected upload is usually a codec problem, and the one file type…
How to Convert a Video for TikTok
How to convert a video for TikTok. The containers and codecs TikTok's own documentation lists, why a file gets rejected, and how to get one…
How to Convert a Video for Instagram
How to convert a video for Instagram. The exact container and codec Meta documents, what a moov atom has to do with failed uploads, and how to stop…
How to Compress a Video on Mac
How to compress a video on Mac with QuickTime Player's Export As sizes and iMovie's quality settings, and which lever to pull for the smallest real…
How to Compress a Video for YouTube
How to compress a video for YouTube using the bitrates and codec settings YouTube actually publishes, and why compressing before upload usually costs…
How to Compress a Video for TikTok
How to compress a video for TikTok. The file size ceilings TikTok publishes, the three levers that actually change file size, and why the smallest…
How to Compress a Video for Instagram
How to compress a video for Instagram. The 300 MB reel limit, the 25 Mbps bitrate ceiling, and why exporting once beats compressing after the fact.
How to Add Text to a Video on Mac
How to add text to a video on Mac with iMovie's Titles browser, including the placement rule that quietly decides how long your title stays on screen.
How to Add Text to a Video for YouTube
How to add text to a video for YouTube using the Shorts Text tool and the Timeline that controls when it appears, plus where not to put it in a…
How to Add Text to a Video for TikTok
How to add text to a video for TikTok. Set each line's duration in the app, keep it out of the UI safe zone, and make it readable against white…
How to Add Text to a Video for Instagram
How to add text to a video for Instagram and keep it visible. The safe zone Meta publishes, the 35% of the bottom you can't use, and where titles…
How to Add Subtitles to a Video on Mac
How to add subtitles to a video on Mac. What the Mac transcribes on its own, where that stops short of subtitles, and how to get captions without…
How to Add Subtitles to a Video for YouTube
How to add subtitles to a video for YouTube. The three methods in Studio's Subtitles panel, what automatic captions cover, and when burned-in…
How to Add Subtitles to a Video for TikTok
How to add subtitles to a video for TikTok. Turn on auto captions in the app, fix the words it gets wrong, and understand why burned-in subtitles…
How to Add Subtitles to a Video for Instagram
How to add subtitles to a video for Instagram. How Instagram's automatic captions work, what they can't do, and how to burn in captions that travel…
How to Add Music to a Video on Mac
How to add music to a video on Mac with iMovie's music well. Dragging a track in, using only part of a song, and getting the voice to survive…
How to Add Music to a Video for YouTube
How to add music to a video for YouTube. The Audio Library in Studio, the 90-second music limit on Shorts, and the restriction nobody warns you about…
How to Add Music to a Video for TikTok
How to add music to a video for TikTok, where the sound comes from, why a Business account sees a different library, and the audio work worth doing…
How to Add Music to a Video for Instagram
How to add music to a video for Instagram. Using the in-app audio library, what happens when a track gets muted, and the one-time replacement you…
How to Trim a Video on iPhone
Learn how to trim a video on iPhone in seconds. Free, right in your browser, with no upload and no watermark. Plus the fastest way to trim and finish…
How to Transcribe a Video on iPhone
How to transcribe a video on iPhone and get the text out, on your device, with nothing uploaded. Plus how to turn the transcript into editable…
How to Split a Video on iPhone
How to split a video on iPhone into separate clips with iMovie, cut a section out of the middle, and keep the pieces in the right order.
How to Speed Up a Video on iPhone
How to speed up a video on iPhone with iMovie or Photos. Speed up the whole clip or just one section, and keep the voice from sounding like a…
How to Slow Down a Video on iPhone
How to slow down a video on iPhone. Adjust a Slo-mo clip in Photos, or slow a normal clip in iMovie. Plus why some slowed footage looks choppy.
How to Rotate a Video on iPhone
How to rotate a video on iPhone with the Photos app. 90 degrees at a time, no app to install, and no quality loss from re-uploading.
How to Reverse a Video on iPhone
How to reverse a video on iPhone. What iOS can't do on its own, the Live Photo trick that gets you a backwards clip, and what to check before you…
How to Resize a Video on iPhone
How to resize a video on iPhone. Change the aspect ratio with the Photos crop presets, and export at the size the platform actually wants.
How to Remove Silence From a Video on iPhone
How to remove silence from a video on iPhone. Cut the dead air in one tap, on your device, with nothing uploaded. Plus how to keep the cuts…
How to Remove Background Noise From a Video on iPhone
How to remove background noise from a video on iPhone. Clean the voice on your device, with nothing uploaded and no watermark. Plus what iOS can and…
How to Put Two Videos Side by Side on iPhone
How to put two videos side by side on iPhone with iMovie's overlay options, and when picture-in-picture works better than a split screen.
How to Mute a Video on iPhone
How to mute a video on iPhone in the Photos app, and how to get the audio back afterwards. Plus what to do when you only want part of the sound gone.
How to Merge Videos on iPhone
How to merge videos on iPhone into a single clip with iMovie, get the order right, and control what happens where two clips meet.
How to Loop a Video on iPhone
How to loop a video on iPhone. The Live Photo Loop effect, and how to build a clip that repeats without a visible jump.
How to Flip a Video on iPhone
How to flip a video on iPhone with the Photos app. Mirror a clip horizontally, or un-mirror a front-camera video where the text reads backwards.
How to Crop a Video on iPhone
Learn how to crop a video on iPhone in seconds. Free, on your device, with no upload and no watermark. Plus the fastest way to crop to 9:16 and…
How to Convert a Video to MP4 on iPhone
How to convert a video to MP4 on iPhone, why iPhone clips sometimes won't play elsewhere, and the camera setting that stops the problem happening…
How to Compress a Video on iPhone
How to compress a video on iPhone and get the file under an email limit, with the size options iOS gives you, and what to change before you shoot.
How to Add Text to a Video
Learn how to add text to a video in seconds. Free, on your device, with no upload and no watermark. Plus how to add animated text and automatic…
How to Add Text to a Video on iPhone
How to add text to a video on iPhone. Type a title, place it on the frame and export with no upload and no watermark. Plus how to add moving text on…
How to Add Subtitles to a Video on iPhone
How to add subtitles to a video on iPhone. Automatically, on your device, with no upload and no watermark. Plus how to get word-by-word captions…
How to Add Music to a Video on iPhone
How to add music to a video on iPhone with iMovie, and how to keep the voice audible under the track. Plus what to fix in the audio before you add…
How to Add a Voiceover to a Video on iPhone
How to add a voiceover to a video on iPhone with iMovie. Record narration over your clip, then turn what you said into on-screen captions.