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Mobile Platform as a Service:Message content restrictions

Last Updated:Feb 24, 2025

To ensure effective message delivery, you should create message push tasks with reference to the message content limits for different push channels in the process of pushing messages.

To ensure effective message delivery, you should create message push tasks with reference to the message content limits for different push channels in the process of pushing messages.

Android push channel

Push channel

Message title length limit

Message body length limit

MPS self-built channel

No limit

No limit

Mi

50 characters

128 characters

Huawei

40 characters

1024 characters

OPPO

32 characters

200 characters

vivo

40 characters

100 characters

Note
  • Pushes through vendor channels will fail if corresponding length limits are exceeded.

  • Pushes through vendor channels will fail if the message title or content is empty.

  • For the pushes through Android push channel (no matter vendor channels or MPS self-built channel), the size of the pushed message cannot exceed 2 KB.

iOS push channel

Push channel

Message title length limit

Message body length limit

APNs

40 characters, excess parts will be displayed as an ellipsis.

  • Up to 110 characters will be displayed in the Notification Center, and excess parts will be displayed as an ellipsis.

  • Up to 110 characters will be displayed when the phone screen is locked, and excess parts will be displayed as an ellipsis.

  • Up to 62 characters will be displayed in the top pop-up window, and excess parts will be displayed as an ellipsis.

Note

For the pushes through iOS push channel, the size of the pushed message cannot exceed 2 KB.