If you are facing this issue, it's a known issue at the moment:
<pre><code>"PHPCompatibility.FunctionUse.RemovedFunctions" does not exist
</code></pre>to fix it at the moment, you can apply this <a target="_blank" href="https://gist.github.com/fiko/bdec71978b458cc527df03d26a695b6c">Magento 2.4.4 PHP 8.1 Compatibility Patch</a> and follow steps from official magento 2 documentation to <a target="_blank" href="https://experienceleague.adobe.com/docs/commerce-operations/upgrade-guide/patches/apply.html">Apply Patch</a>.

If you are facing this issue, it's a known issue at the moment:

```
"PHPCompatibility.FunctionUse.RemovedFunctions" does not exist
```

to fix it at the moment, you can apply this [Magento 2.4.4 PHP 8.1 Compatibility Patch](https://gist.github.com/fiko/bdec71978b458cc527df03d26a695b6c) and follow steps from official magento 2 documentation to [Apply Patch](https://experienceleague.adobe.com/docs/commerce-operations/upgrade-guide/patches/apply.html).

"PHPCompatibility.FunctionUse.RemovedFunctions" does not exist

Magento2: Coding Standard Magento 2.4.4 Compatibility Issue

I wrote these tutorials for myself in future when I forget for the next steps.

Fiko Borizqy

Fiko Borizqy

Magento2: Coding Standard Magento 2.4.4 Compatibility Issue

"PHPCompatibility.FunctionUse.RemovedFunctions" does not exist