How to install the extension module in lower wampserver versions

How to install the extension module wampserver2.0 in lower wampserver versions? how to install the extension module? by default, how can I install the extension module without the xdebug extension module ...... I know that wampserver comes with xdebug in a later version, but the project requires a lower version ..

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What version is php?

What version is php?

5.2 I went to the xdebug official website to download the dll, configure php. ini, and restart the service. The page cannot be opened ..

Http://xdebug.org/download.php
Select the appropriate one from the two models.
PHP 5.2 VC6 (32 bit) (MD5: 22ef39e2b0789f3f8fc7910bdae2241d)
PHP 5.2 VC6 TS (32 bit) (MD5: c2f31586708d667326903e114ce5c7c4)

16:28:42 Cannot accept external Xdebug connection: Cannot evaluate expression 'isset ($ _ SERVER ['php _ IDE_CONFIG '])'
16:28:45 Cannot accept external Xdebug connection: Cannot evaluate expression 'isset ($ _ SERVER ['php _ IDE_CONFIG '])'
16:28:45 Cannot accept external Xdebug connection: Cannot evaluate expression 'isset ($ _ SERVER ['php _ IDE_CONFIG '])'
16:28:56 Cannot accept external Xdebug connection: Cannot evaluate expression 'isset ($ _ SERVER ['php _ IDE_CONFIG '])'
16:28:57 Cannot accept external Xdebug connection: Cannot evaluate expression 'isset ($ _ SERVER ['php _ IDE_CONFIG '])'
16:29:26 Cannot accept external Xdebug connection: Cannot evaluate expression 'isset ($ _ SERVER ['php _ IDE_CONFIG '])'
16:29:27 Cannot accept external Xdebug connection: Cannot evaluate expression 'isset ($ _ SERVER ['php _ IDE_CONFIG '])'
16:29:29 Cannot accept external Xdebug connection: Cannot evaluate expression 'isset ($ _ SERVER ['php _ IDE_CONFIG '])'