1 First, set the signature tool: First, put your certificate and key dospy.key on the mobile phone memory card, and remember the storage location. Open Free Signature-Options-Settings-Signing Certificate-Memory Card-Finding Certificate Confirmation,-Signing Key-Memory Card-Finding dospy.key-Confirmation, and you can use it when you come back.

Now it's time to sign the software: open free signature-press OK to add tasks-find the software to be signed-options-add-select-select operation signature-confirm-options-execute. Upon completion, the signed software is in the original folder with the suffix signed.sisx (for example, coreplayer.sis becomes coreplayer_signed.sisx). This software can be installed. (The method of removing the signature is the same as the signature. Select the action to delete the signature. )