I accidently transferred BTC to a not excisting pockets
In case you did that, the cash can be gone without end and no-one would ever be capable to acquire management over it.
Bitcoin wallets make particular checks to forestall this. Bitcoin-addresses have checksums. It is vitally onerous to unintentionally create a Bitcoin-address with a sound checksum.
The pockets is now being created
Bitcoin transactions contain sending cash to a Bitcoin-address. These addresses are created by wallets from a private-key. It isn’t attainable to create a private-key from an handle. If it have been attainable, the entire Bitcoin system worldwide can be destroyed and all Bitcoin worthless.
Almost definitely you have been tricked into sending cash to an handle created by a prison.
To activate and confirm I’ve to deposit 4,9 BTC. Is that the way it works?
No that isn’t the way it works.
It’s utterly free to obtain Bitcoin-wallet software program to your laptop or to your telephone and to put in and run that pockets software program. There are not any costs for doing this.
Why do I’ve to deposit a lot BTC.
You do not.
The thief desires your cash and so desires to persuade you that that is crucial. The thief is exploiting your lack of know-how of how Bitcoin actually works – to be able to steal cash from you.
There are already 7,3 BTC on that pockets when it’s created
It’s nearly sure that this cash is gone and that you’ll by no means get management over it. You possibly can, and may, report this crime to your native police. Consciousness of the extent of this kind of crime may also help information allocation of police sources. Don’t anticipate them to have the ability to get better your cash although – it’s most probably within the management of somebody in a far-off nation.