First of all, use Win32::TieRegistry, Win32::Registry is obsolete.

Take a look at its DeleteKey and DeleteValue function.

use Win32::Registry;
use Data::Dumper;
    
use strict;
use warnings;

my $perl;
$::HKEY_LOCAL_MACHINE->Open("SOFTWARE\\Perl", $perl);
$perl->DeleteValue('BinDir');

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In reply to Re: How can I delete Win32 registry keys? by pg
in thread How can I delete Win32 registry keys? by blackadder

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