Gmail Outbox explained

“Outbox,” “Queued,” “Scheduled,” and “delayed” can look similar, but they describe different message states that require different actions.

Updated July 22, 2026 · 5 minute read

Quick definitionAn outbox usually contains messages waiting to leave your device or app. Gmail may show messages as queued when it cannot send yet. Scheduled mail waits intentionally for a chosen time. Soft Send adds a separate intentional safety queue before delivery.

What “Queued” means in Gmail

A queued message has not completed sending. Common causes include an offline connection, background-data restrictions, account synchronization problems, limited device storage, or a message that is difficult to upload.

What to check when Gmail is stuck in Outbox

  1. Confirm that your internet connection works.
  2. Open the queued message and check whether a large attachment is still uploading.
  3. Confirm Gmail is allowed to sync and use background data on your device.
  4. Check available device storage and restart the Gmail app if appropriate.
  5. Avoid sending duplicate copies until you know whether the first attempt completed.

If the issue affects a work or school account, administrator policies or a service issue may be involved. Consult your organization's support team before changing managed settings.

Outbox versus Scheduled versus Soft Send

StateWhy it is waitingYour intent
Outbox / QueuedSending has not completed, often because of connectivity or app stateUsually unintentional
ScheduledGmail is waiting for a date and time you choseIntentional delivery timing
Soft Send queueA configurable safety countdown is activeIntentional review and cancellation window
DraftThe message has not been submitted for deliveryStill being written or saved

How the Soft Send queue works

Soft Send intercepts supported sends in Gmail on desktop Chrome, creates a Gmail API draft, and records queue metadata locally in the browser. The in-Gmail banner shows the countdown and controls. When time expires, the extension asks Gmail to send the draft.

If you are offline, Soft Send is designed to freeze countdowns and resume when the connection returns. It is not a cloud relay and should not be treated as a server-side scheduled delivery system.

Attachments in Soft Send 1.0.1: Messages with actual file or inline attachments bypass the Soft Send queue and use Gmail's native sending flow. This preserves the files and leaves Gmail's configured Undo Send period available.

Frequently asked questions

Does queued mean the recipient got the email?

No. Queued indicates that sending has not completed. Check Sent before assuming delivery.

Can I cancel a Soft Send queue item?

Yes, during its countdown. It can also be paused, edited, or sent immediately.

Create an intentional Gmail safety queue

Hold messages because you choose to, not because Gmail got stuck.

Add Soft Send to Chrome