wordpress creating e2 80 9cstartupl e2 80 9d folder and wrtting to htaccess

1Fixed WordPress Creating “startupl” folder and Wrtting to .htaccess
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3My WordPress started creating an unusual folder called "startupl" in the Main WordPress Directory. .Htaccess having content like:
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5RewriteEngine On
6RewriteRule ^.*-(\d+)-.*.action$ startupl/index\.php?id=$1&%{QUERY_STRING} [L]
7RewriteRule ^brand/(.*)/\d+$ startupl/index\.php?cat=$1&%{QUERY_STRING} [L]
8RewriteRule ^.*(web[a-z]+indexer\.xml)$  webindexer/$1 [L]
9RewriteRule ^.*(sitemap\.xml)$  webindexer/$1 [L]
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11Learn More => https://stackoverflow.com/questions/65181159/fixed-wordpress-creating-startupl-folder-and-wrtting-to-htaccess