Yes. For software crashes, a forced restart (Hard Reset) can usually be done with a specific combination of physical buttons or by disconnecting the negative terminal of the 12V battery for 5 minutes to recover. We will send you these engineering operation manuals.
It's extremely difficult. Unauthorized modifications can lead to module current overload protection, resulting in a lock. In China, you need to use the factory online engineer account to reprogram it. It's basically impossible to perform online decoding overseas. We strongly warn against blind electrical modifications on modern integrated circuit vehicles.
Under CIF terms, the beneficiary of the insurance policy will be endorsed to the buyer. Once the claim is successful, the insurance company's foreign currency compensation will be directly deposited into the buyer's designated overseas company or personal account.
