https://post.app9.co/knowledge-base/Implementation guidance for App9 Post.en-usWed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/welcome-to-app9-post/https://post.app9.co/knowledge-base/guides/welcome-to-app9-post/Understand what App9 Post owns, which interfaces are available, and how the current service contract is organized.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/make-your-first-api-call/https://post.app9.co/knowledge-base/guides/make-your-first-api-call/Authenticate, select a brand, and list the social accounts available to your integration.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/create-and-configure-a-brand/https://post.app9.co/knowledge-base/guides/create-and-configure-a-brand/Use brands as the tenant, timezone, approval-policy, and direct-publishing boundary.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/api-keys-and-scopes/https://post.app9.co/knowledge-base/guides/api-keys-and-scopes/Apply least privilege to publishing, account, media, analytics, inbox, and webhook clients.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/connect-a-social-account/https://post.app9.co/knowledge-base/guides/connect-a-social-account/Create a short-lived authorization URL and complete a provider OAuth connection safely.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/managed-vs-customer-oauth-apps/https://post.app9.co/knowledge-base/guides/managed-vs-customer-oauth-apps/Decide whether users connect through App9-managed credentials or a provider app owned by your organization.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/multiple-environments/https://post.app9.co/knowledge-base/guides/multiple-environments/Keep brands, credentials, accounts, webhooks, and content isolated across environments.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/account-capability-discovery/https://post.app9.co/knowledge-base/guides/account-capability-discovery/Render only the formats, metrics, inbox actions, and media constraints a connected account currently supports.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/publishing-modes-draft-scheduled-immediate/https://post.app9.co/knowledge-base/guides/publishing-modes-draft-scheduled-immediate/Use the required mode field to make every publishing intention explicit and auditable.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/schedule-a-multi-platform-post/https://post.app9.co/knowledge-base/guides/schedule-a-multi-platform-post/Create one post with independent delivery targets across multiple connected accounts.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/multi-account-publishing/https://post.app9.co/knowledge-base/guides/multi-account-publishing/Target several profiles, pages, channels, or boards while preserving account-specific validation and results.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/platform-and-account-overrides/https://post.app9.co/knowledge-base/guides/platform-and-account-overrides/Adapt common content without fragmenting one campaign into unrelated posts.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/preview-and-validate-posts/https://post.app9.co/knowledge-base/guides/preview-and-validate-posts/Resolve provider and account constraints before a draft enters review or dispatch.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/upload-and-process-media/https://post.app9.co/knowledge-base/guides/upload-and-process-media/Create an upload, send bytes directly, complete the asset, and wait for media readiness.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/ingest-media-from-a-url/https://post.app9.co/knowledge-base/guides/ingest-media-from-a-url/Import a guarded public media URL without turning your integration into an SSRF path.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/video-publishing-readiness/https://post.app9.co/knowledge-base/guides/video-publishing-readiness/Design upload, processing, scheduling, and failure handling for long-running video media.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/carousels-and-multi-media-posts/https://post.app9.co/knowledge-base/guides/carousels-and-multi-media-posts/Preserve media order and validate multi-asset support across selected accounts.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/stories-reels-and-short-video/https://post.app9.co/knowledge-base/guides/stories-reels-and-short-video/Model short-form placements explicitly instead of inferring them from the file alone.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/custom-video-thumbnails/https://post.app9.co/knowledge-base/guides/custom-video-thumbnails/Attach cover images only where the provider, account, and selected placement allow them.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/post-lifecycle-and-states/https://post.app9.co/knowledge-base/guides/post-lifecycle-and-states/Map drafts, reviews, schedules, dispatch, partial success, failure, and cancellation correctly.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/reschedule-cancel-and-edit-posts/https://post.app9.co/knowledge-base/guides/reschedule-cancel-and-edit-posts/Change future work while protecting approvals, idempotency, and already-delivered targets.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/delivery-results-and-partial-success/https://post.app9.co/knowledge-base/guides/delivery-results-and-partial-success/Explain what happened for every target account with provider IDs, links, attempts, and actionable errors.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/safe-retries-and-idempotency/https://post.app9.co/knowledge-base/guides/safe-retries-and-idempotency/Prevent duplicate remote posts when requests, queues, or provider responses are ambiguous.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/approval-workflows/https://post.app9.co/knowledge-base/guides/approval-workflows/Separate editing from approval while keeping revisions and publishing authority auditable.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/roles-and-permissions/https://post.app9.co/knowledge-base/guides/roles-and-permissions/Match team access to the smallest set of actions each person should perform.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/direct-publish-policy/https://post.app9.co/knowledge-base/guides/direct-publish-policy/Allow trusted automation without weakening the brand's ordinary review policy.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/credits-and-delivery-billing/https://post.app9.co/knowledge-base/guides/credits-and-delivery-billing/Reserve, commit, roll back, or refund credits at the target-account delivery boundary.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/timezones-and-utc/https://post.app9.co/knowledge-base/guides/timezones-and-utc/Store unambiguous instants while presenting schedules in the brand's expected local time.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/audit-history/https://post.app9.co/knowledge-base/guides/audit-history/Retain who changed, approved, published, retried, or replied to customer-facing content.Wed, 15 Jul 2026 12:00:00 GMThttps://post.app9.co/knowledge-base/guides/jaxia-assisted-social-operations/https://post.app9.co/knowledge-base/guides/jaxia-assisted-social-operations/Let an assistant draft and explain social work while keeping sensitive actions behind policy and confirmation.Wed, 15 Jul 2026 12:00:00 GMT