Why does it keep saying my card number is invalid?

An invalid card number means that the card is likely closed at the card issuing bank and is effectively an invalid card. If the cardholder says that the card is not closed, then the cardholder should contact the card issuing bank to resolve the issue.

Why can’t I buy anything with my debit card?

If you’ve had a debit or check card payment declined and you have enough money in your account to cover the payment, there are four conditions that can prevent your payment from going through: The payment amount exceeds your daily spending limit. Your debit card has been locked by your issuing institution.

Why can’t I join my friends Minecraft world?

If Minecraft is not allowed in the Firewall, the “Unable to connect to world” issue can happen. You can still connect to the internet but can’t join each other’s world. So check the Firewall settings and ensure the Minecraft executable file “javaw.exe” is allowed in the Firewall.

Is Minecraft safe for 11 year olds?

Minecraft is rated 7+, which means that the game has been classified for kids from the age of 7 upwards so from a ratings perspective Minecraft is ok for 11-year olds.