Signature of invoice for format document failed during delivery.

Does the subject want to ask, "What should I do if the signature fails when the format document invoice is delivered?" Re-sign, re-sign and repair documents.

1. Re-signature: After the electronic invoice fails to be signed, the problem can be solved by re-signing.

2. Restart signature: restart the signature device to ensure that the signature instrument works normally.

3. Repair the document: If the signed document is damaged, you can use the repair tool to repair the document.