java runtime environment not found windows 10

certainly! the "java runtime environment (jre) not found" error on windows 10 typically occurs when you try to run a java application but the java runtime environment is either not installed, not configured properly, or the system cannot find it. this tutorial will guide you through understanding the jre, how to install it, how to set up the environment variables, and how to run a simple java program.

### what is java runtime environment (jre)?

the jre is a part of the java development kit (jdk) that provides the libraries, java virtual machine (jvm), and other components necessary to run java applications. it does not include development tools like a compiler or debugger, which are included in the jdk.

### steps to fix "java runtime environment not found" error

#### step 1: check if java is installed

1. open the command prompt.
2. type the following command and hit enter:



if java is installed, you will see the version information. if not, you'll need to install it.

#### step 2: download and install java

2. download the installer suitable for windows.
3. run the installer and follow the on-screen instructions to complete the installation.

#### step 3: set environment variables

after installing java, you may need to set the environment variables so that your system can locate the java executables.

1. **open environment variables:**
- right-click on "this pc" or "my computer" on the desktop or in file explorer and select "properties".
- click on "advanced system settings".
- click on the "environment variables" button.

2. **set java_home variable:**
- in the "system variables" section, click "new".
- enter `java_home` as the variable name.
- for the variable value, enter the path to your jdk installation (e.g., `c:\program files\java\jdk-11.0.1`).

3. **update the path variable:* ...

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