Usually WordPress in on top to support the latest stable PHP version. In most cases WordPress latest version supports latest PHP stable version. That provides maximum security and performance for your website.
In this article, we will discuss about WordPress versions and PHP versions compatibility. If you are using an older WordPress version, you can verify the supported PHP versions for your website from the chart.
WordPress and PHP versions support chart
| WordPress Versions | 5.2 | 5.3 | 5.4 | 5.5 | 5.6 | 7.0 | 7.1 | 7.2 | 7.3 | 7.4 | 8.0 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 3.7 | Y | Y | Y | Y | N | N | N | N | N | N | N |
| 3.8 | Y | Y | Y | Y | N | N | N | N | N | N | N |
| 3.9 | Y | Y | Y | Y | N | N | N | N | N | N | N |
| 4.0 | Y | Y | Y | Y | N | N | N | N | N | N | N |
| 4.1 | Y | Y | Y | Y | Y | N | N | N | N | N | N |
| 4.2 | Y | Y | Y | Y | Y | N | N | N | N | N | N |
| 4.3 | Y | Y | Y | Y | Y | N | N | N | N | N | N |
| 4.4 | Y | Y | Y | Y | Y | Y | N | N | N | N | N |
| 4.5 | Y | Y | Y | Y | Y | Y | N | N | N | N | N |
| 4.6 | Y | Y | Y | Y | Y | Y | N | N | N | N | N |
| 4.7 | Y | Y | Y | Y | Y | Y | Y | N | N | N | N |
| 4.8 | Y | Y | Y | Y | Y | Y | Y | N | N | N | N |
| 4.9 | Y | Y | Y | Y | Y | Y | Y | Y | N | N | N |
| 5.0 | Y | Y | Y | Y | Y | Y | Y | Y | Y | N | N |
| 5.1 | Y | Y | Y | Y | Y | Y | Y | Y | Y | N | N |
| 5.2 | N | N | N | N | Y | Y | Y | Y | Y | N | N |
| 5.3 | N | N | N | N | Y | Y | Y | Y | Y | Y | N |
| 5.4 | N | N | N | N | Y | Y | Y | Y | Y | Y | N |
| 5.5 | N | N | N | N | Y | Y | Y | Y | Y | Y | N |
| 5.6 | N | N | N | N | Y | Y | Y | Y | Y | Y | Y* |
| 5.7 | N | N | N | N | Y | Y | Y | Y | Y | Y | Y* |
| 5.8 | N | N | N | N | Y | Y | Y | Y | Y | Y | Y* |
From the above chart, you can compare WordPress versions and PHP versions compatibility. This will help you to set appropriate PHP version for your website. Before you change the PHP version, you need to verify supported PHP versions for your installed plugins and themes as well.
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