General ← Knowledge Base How can I use mysms Premium? Is there a trial available for mysms Premium? How much does it cost? How can it be cancelled? The payment with PayPal for mysms Premium doesn’t work. What can I do? Are my messages and data secure? What is the mysms cloud? Can I use mysms without a smartphone? When I'm trying to login on my computer or tablet, it says my phone number is not registered I forgot my password. What should I do? My SMS/MMS weren’t sent/synchronized. What can I do? Why are new contacts or changes not shown in mysms? SMS text messages are in an incorrect order How do I attach pictures and files to a text message? How can I invite my friends to join mysms? How does the group chat feature work? How do I use the SMS backup and restore feature? How can I archive or export my messages? How to schedule messages to send them later/in the future What is the call feature for? How can I use it? What is the maximum text length? How many characters can I send at once? My phone or tablet is not compatible. I can’t download the app. Are you planning to develop an app for Windows Phone or BlackBerry? Can I search for specific messages? How can I delete my mysms account? mysms is not available in my language. How can I become a translator?