> For the complete documentation index, see [llms.txt](https://help.tokenpocket.pro/en/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.tokenpocket.pro/en/wallet-faq-en/btc-wallet/what-if-the-btc-private-key-is-lost.md).

# What if the BTC private key is lost?

Case 1: the phone or computer now has this BTC wallet, and remember the password, you can enter the password in the wallet details to export the private key or mnemonic.

![mceclip0.png](https://tokenpockethelpsupport.zendesk.com/hc/article_attachments/900001015546/mceclip0.png)

Case 2: the wallet APP has been uninstalled and the private key is not backed up. In this case, the private key cannot be retrieved.