Updating your phone's operating system over Wi-Fi is generally safe if you take precautions such as connecting to a secure network, ensuring sufficient battery life, and being aware of data usage.

Is it safe to update my phone's operating system over Wi-Fi?
Updating your phone's operating system over Wi-Fi is generally considered safe, but there are a few factors to consider before proceeding. Here are some key points to keep in mind:
Security
- Ensure that you are connected to a secure and trusted Wi-Fi network. Avoid using public Wi-Fi networks or unsecured networks, as they may be vulnerable to hacking or other security threats.
- Check for any software updates or patches from your device manufacturer or carrier that may address known security vulnerabilities in the operating system.
Battery Life
- Make sure your phone has enough battery life before starting the update process. It's recommended to have at least 50% battery remaining.
- If possible, connect your phone to a power source during the update process to ensure it doesn't run out of battery.
Data Usage
- Keep in mind that updating your phone's operating system over Wi-Fi will use a significant amount of data. Make sure you have a sufficient data plan or are connected to an unlimited Wi-Fi network.
- If you have limited data, consider downloading the update when connected to a Wi-Fi network with unlimited data or waiting until you have access to a larger data plan.
In summary, updating your phone's operating system over Wi-Fi can be done safely if you take precautions such as connecting to a secure network, ensuring sufficient battery life, and being aware of data usage.