remove index php from url wordpress

1Use this web.config
2
3(web.config is the IIS equivalent to .htaccess file in apache webservers. It can be found in the root folder. If there is none, you need to create one.)
4  
5  
6<?xml version="1.0" encoding="UTF-8"?>
7<configuration>
8<system.webServer>
9 <defaultDocument>
10     <!-- Set the default document -->
11      <files>
12        <remove value="index.php" />
13        <add value="index.php" />
14      </files>
15    </defaultDocument>
16        <httpErrors errorMode="Detailed"/>
17    <rewrite>
18        <rules>
19            <rule name="wordpress" patternSyntax="Wildcard">
20                <match url="*" />
21                    <conditions>
22                        <add input="{REQUEST_FILENAME}" matchType="IsFile" negate="true" />
23                        <add input="{REQUEST_FILENAME}" matchType="IsDirectory" negate="true" />
24                    </conditions>
25                <action type="Rewrite" url="index.php" />
26            </rule>
27        </rules>
28    </rewrite>
29</system.webServer>
30</configuration>
31  
32
33Then in permalinks page, set "Custom Structure" and give the value /%postname%/
34
35Note that URL Rewrite module specific to IIS version needs to be installed for this to function(Thanks to @Spikolynn's comment below)