How to change name in DateinAsia?

Q7: How do I change my username? Sorry, usernames cannot be changed. If you really want another username you will have to delete your old account and create a new one.

What is Africa GMT?

Africa time zone offsets range from UTC/GMT -1 to UTC/GMT + 4. From west to east the time zones in Africa are: (UTC/GMT +0) Greenwich Mean Time Zone, Western European Time Zone and Western Sahara Time Zone. (UTC/GMT +1) Central European Time Zone and West Africa Time Zone.