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Perplexity Hub is the definitive resource for understanding and using the Perplexity AI platform featuring updates, tutorials, feature breakdowns, comparisons, and practical guides to help readers research smarter with AI.
Perplexity Hub
Perplexity Voice Mode Not Working? 9 Checks
Quick Overview ✓Perplexity voice mode not working is usually a local permission, app-state, shortcut, or network problem, so the fastest...
Perplexity Hub
Perplexity Threads Not Saving: 14-Day Fix
Quick Overview ⏳14-Day Rule: Perplexity threads not saving usually traces back to anonymous, logged-out threads, which Perplexity says remain visible...
Perplexity Hub
How to Delete Perplexity Account: 30-Day Exit
Quick Overview ✓ How to delete Perplexity account is a three-screen flow: sign in, open My Account, scroll to Learn...
Perplexity Hub
Perplexity Discover Feed Not Loading? 9 Fixes
Quick Overview ✓Perplexity discover feed not loading usually comes from one of four layers: Perplexity service availability, browser or app...
Perplexity Hub
Perplexity Dark Mode Not Working? 9 Fixes
Quick Overview ✓ Perplexity dark mode not working is usually a saved preference, cache, app-state, or system-theme conflict, not a...
Perplexity Hub
Perplexity Sonar Model Explained: 2026 API Edge
At a Glance ◎Perplexity sonar model explained in one line: Sonar is Perplexity’s search-first model family for fast, citation-backed, web-grounded...
Perplexity Hub
Perplexity API Rate Limit Explained: 6 Rules
Quick Overview ◆Perplexity API rate limit explained: usage tiers are based on cumulative API credit purchases, from Tier 0 at...
Perplexity Hub
Perplexity API Error 429: The 2026 Fix Stack
Quick Overview ⚡A Perplexity API error 429 is usually a rate-limit event, not a malformed request, and the official 2026...
Perplexity Hub
Perplexity API Key Not Working? 9 Fixes
Quick Overview 🔐401 Unauthorized is most often a credential or account-state fault: Perplexity documents invalid, deleted, or out-of-credit keys as...
Perplexity Hub
Perplexity Not Citing Sources? 8 Fixes That Work
Quick Overview ✓Perplexity not citing sources usually means retrieval, prompt scope, interface parsing or synthesis has broken the claim-to-source chain,...
