The Posted Once Blog
Practical guides on scheduling, posting at the right time, and growing on every platform.
Threads Character Limit 2026 (500 or 10K)
Threads posts are capped at 500 characters, but a 2025 text attachment feature adds up to 10,000 more characters on top. Every limit in one table.
3 min read
TikTok Character Limit 2026 (2,200 Caption)
TikTok's caption limit is 2,200 characters for standard video posts in 2026. The real nuance behind the 4,000 number you may have seen, verified.
3 min read
YouTube Character Limits 2026 (Title, Description)
YouTube's title, description, and tag limits in one table: 100, 5,000, and 500 characters combined, each one double checked again in July 2026.
3 min read
Bluesky Bio Character Limit 2026 (256)
Bluesky's bio character limit is 256 characters as of 2026, confirmed this session. How that compares to other platforms and how to use the space well.
3 min read
Facebook Hashtag Limit 2026 Explained
Facebook has no enforced hashtag limit, but that's not really the point. Here's the real 2026 guidance on how many hashtags you should actually use.
3 min read
Facebook Image Size Guide 2026
Current Facebook image dimensions for feed posts, cover photos, and profile pictures in 2026, plus why portrait now beats square.
4 min read
Facebook Video Length Limit 2026 (Reels Update)
How long a Facebook video can be after the 2025 Reels merge, with the real length caps for feed, Reels, Stories, and Live.
4 min read
Facebook Native Scheduling Limit 2026
How far in advance you can schedule a Facebook post through Meta Business Suite in 2026, plus the daily post cap most people miss.
4 min read
Instagram Native Scheduling Limit 2026 (75 Days)
Instagram's real native scheduling limits for 2026: a 75-day advance window and a 25-post daily cap, and what happens when you hit them.
4 min read
Google Business Photo Size Guide 2026
The exact Google Business Profile photo requirements for 2026: recommended size, minimum size, and file size limits, straight from Google.
3 min read
Does LinkedIn Suppress Links in Posts (2026)
Does LinkedIn suppress posts that contain links? Widely reported 2026 data says yes, and the first comment workaround now works less well too.
4 min read
Instagram Bio Character Limit 2026 (150)
The Instagram bio character limit is 150 in 2026, unchanged for years. Here's how that compares to the much longer caption limit.
3 min read
Instagram Caption Length Limit 2026 Guide
Instagram's caption length limit is 2,200 characters, but captions truncate around 125 characters in-feed. Here's what that means for writing.
4 min read
Instagram Carousel Limit 2026 (10 Slides)
Instagram's carousel limit is 20 slides in the app but 10 through the API most scheduling tools use. Here's why both numbers are correct.
4 min read
Instagram Image Size Guide 2026
Current Instagram image dimensions for feed, Stories, Reels covers, and profile photos in 2026, plus why portrait now beats square posts.
4 min read
Instagram Reels Length Limit 2026 (3 Min)
The Instagram Reels length limit for July 2026: 3 minutes recorded in-app, 15 minutes uploaded, and why reach quietly drops once you pass 3.
4 min read
Instagram Video Dimensions 2026 (9:16)
Instagram video dimensions for July 2026: 1080x1920 vertical for Reels and Stories, plus the current feed video sizes, ratios, and safe zones to use.
4 min read
Instagram Upload File Size Limit 2026
Instagram's video file size limit for July 2026, broken down by feed, Reels, and Stories, plus the tighter cap third-party scheduling tools run into.
4 min read
LinkedIn About Section Limit 2026 (2,600)
The LinkedIn About section character limit is 2,600 in July 2026, but only the first 300 characters show before readers have to click see more.
4 min read
LinkedIn Hashtag Limit 2026 Explained
LinkedIn has no hard hashtag cap in July 2026, but its own creator guidance recommends 5 max, and going well past that can quietly throttle reach.
4 min read
LinkedIn Headline Character Limit 2026 (220)
LinkedIn's headline character limit is 220 in July 2026, but only about 70 characters show on mobile previews, so the opening words carry the weight.
3 min read
LinkedIn Image Size Guide 2026
LinkedIn image sizes for July 2026: 1200x1200 for feed posts, 1200x627 for link previews, and why mixing the two up ruins your thumbnail crop.
4 min read
Pinterest Pin Image Size 2026 (1000x1500)
Pinterest's own spec page recommends 1000x1500 (2:3) for standard Pins as of July 2026, and going taller than that ratio gets your image cropped.
4 min read
Threads Bio Character Limit 2026 (150)
The Threads bio character limit is 150 in July 2026, and it isn't a separate field at all, it's the same bio text your Instagram profile uses.
3 min read