Uploading files to a server, including images, is a common task in web development. Here is a general process for uploading images to a server:

1. File Upload Form: Create an HTML form that allows users to select files for upload. Use the `` element for this purpose.

2. Handling the Uploaded File on the Server: On the server-side, using languages like PHP, Python, Nodejs, or others, write a script to handle the uploaded file. This script should accept the file, check its type and size, and then save it on the server.

3. Security Checks: It's important to perform security checks on uploaded files to prevent potential vulnerabilities, such as uploading malicious files. You can use various methods like file type checking, size checking, file renaming, etc.

4. Saving the File on the Server: After security checks, save the uploaded image on the server. Typically, images are stored in a specific directory on the server.

5. Displaying the Uploaded Image: After successfully uploading the image to the server, you can display it on your website using the file path of the image.

6. Managing Uploaded Files: Consider adding functionality to manage uploaded files, such as viewing, deleting, editing, etc.

When developing file upload functionality on a server, it's important to consider the security and performance aspects of your web application.