As an AI language model, I am not capable of determining the safety of a certain device or software. However, it is always important to use caution when downloading and installing updates on your smartphone. It is recommended to back up important data and files before performing any update to avoid data loss or software issues. It is also advisable to download updates from official sources and to ensure that your device has enough battery life and storage space to complete the update process. If you encounter any issues during or after the update process, you may seek assistance from the manufacturer's support team or from other reliable sources.