It seems like you're referring to a specific model of HTC device, the X515E, and possibly trying to access a download link. However, the provided URL, `http://dl.htc.edu.cn`, does not appear to be an official HTC domain.

If you need software or drivers for your HTC X515E device:

1. **Check Official Sources**: Visit the official HTC website to find support for your device. Ensure you use the correct model number (HTC X515E).

2. **Software Updates**: For software updates, check the settings on your device under "Software Update" or "System Update."

3. **Driver Downloads**: If you need drivers for connecting your device to a computer, ensure you download them from a reputable source. The official HTC support page is typically the safest option.

4. **Third-Party Sites**: Be cautious when using third-party sites for downloads, as they may contain outdated or potentially harmful files.

If you have any specific issues or need further assistance with your HTC X515E, feel free to provide more details!