Touch Your Heart

Find my phone
Storage & File Manager
Vivo & Google account
Backup & vivoCloud
Music & Video
Personal Hotspot & Wi-Fi
Lag & Stuck
Purchase consulting

What can I do if the phone cannot send messages successfully?

Why can my phone not receive messages?

Why can I not successfully send MMS?

Why does my phone delay in receiving the messages?

What should I do if the messages sometimes fail to be sent?

Why does the signal switch to 3G or 2G when a message comes?