Ensure Business Account Setup:
Instagram must be a Business or Creator account to connect to Planly.
Facebook pages must have appropriate admin permissions.
Refresh Permissions:
Go to Facebook Settings > Business Integrations.
Remove Planly and reconnect it via the + button or Channels in Settings.
Log Out and Back In:
Log out from both Instagram and Facebook, clear your browser cache, and log back in before reconnecting.
How to Convert an Instagram Account to a Business Account?
Open the Instagram app and go to Settings > Account > Switch to Professional Account.
Choose Business and follow the prompts to set up your business profile.
Link the account to a Facebook Page during the setup.
Return to Planly and connect your Business account.