diff --git a/reactos/boot/bootdata/hivecls_amd64.inf b/reactos/boot/bootdata/hivecls_amd64.inf
index 350fe18e010..e903bc9c326 100644
--- a/reactos/boot/bootdata/hivecls_amd64.inf
+++ b/reactos/boot/bootdata/hivecls_amd64.inf
@@ -456,6 +456,7 @@ HKCR,"MIME\Database\Rfc1766","0421",0x00000000,"in;Indonesian"
 HKCR,"MIME\Database\Rfc1766","0410",0x00000000,"it;Italian (Italy)"
 HKCR,"MIME\Database\Rfc1766","0810",0x00000000,"it-ch;Italian (Switzerland)"
 HKCR,"MIME\Database\Rfc1766","0411",0x00000000,"ja;Japanese"
+HKCR,"MIME\Database\Rfc1766","043F",0x00000000,"kk;Kazakh"
 HKCR,"MIME\Database\Rfc1766","0412",0x00000000,"ko;Korean"
 HKCR,"MIME\Database\Rfc1766","0426",0x00000000,"lv;Latvian"
 HKCR,"MIME\Database\Rfc1766","0427",0x00000000,"lt;Lithuanian"
diff --git a/reactos/boot/bootdata/hivecls_arm.inf b/reactos/boot/bootdata/hivecls_arm.inf
index 4651412d315..7b2ffe1257e 100644
--- a/reactos/boot/bootdata/hivecls_arm.inf
+++ b/reactos/boot/bootdata/hivecls_arm.inf
@@ -460,6 +460,7 @@ HKCR,"MIME\Database\Rfc1766","0421",0x00000000,"in;Indonesian"
 HKCR,"MIME\Database\Rfc1766","0410",0x00000000,"it;Italian (Italy)"
 HKCR,"MIME\Database\Rfc1766","0810",0x00000000,"it-ch;Italian (Switzerland)"
 HKCR,"MIME\Database\Rfc1766","0411",0x00000000,"ja;Japanese"
+HKCR,"MIME\Database\Rfc1766","043F",0x00000000,"kk;Kazakh"
 HKCR,"MIME\Database\Rfc1766","0412",0x00000000,"ko;Korean"
 HKCR,"MIME\Database\Rfc1766","0426",0x00000000,"lv;Latvian"
 HKCR,"MIME\Database\Rfc1766","0427",0x00000000,"lt;Lithuanian"
diff --git a/reactos/boot/bootdata/hivecls_i386.inf b/reactos/boot/bootdata/hivecls_i386.inf
index 4e53064dc58..60fc8d218eb 100644
--- a/reactos/boot/bootdata/hivecls_i386.inf
+++ b/reactos/boot/bootdata/hivecls_i386.inf
@@ -460,6 +460,7 @@ HKCR,"MIME\Database\Rfc1766","0421",0x00000000,"in;Indonesian"
 HKCR,"MIME\Database\Rfc1766","0410",0x00000000,"it;Italian (Italy)"
 HKCR,"MIME\Database\Rfc1766","0810",0x00000000,"it-ch;Italian (Switzerland)"
 HKCR,"MIME\Database\Rfc1766","0411",0x00000000,"ja;Japanese"
+HKCR,"MIME\Database\Rfc1766","043F",0x00000000,"kk;Kazakh"
 HKCR,"MIME\Database\Rfc1766","0412",0x00000000,"ko;Korean"
 HKCR,"MIME\Database\Rfc1766","0426",0x00000000,"lv;Latvian"
 HKCR,"MIME\Database\Rfc1766","0427",0x00000000,"lt;Lithuanian"
diff --git a/reactos/boot/bootdata/hivesys_amd64.inf b/reactos/boot/bootdata/hivesys_amd64.inf
index e3f8a5c5e42..a05fcfc0709 100644
--- a/reactos/boot/bootdata/hivesys_amd64.inf
+++ b/reactos/boot/bootdata/hivesys_amd64.inf
@@ -788,7 +788,7 @@ HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","0438",0x00000000,"l_intl.n
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","0439",0x00000000,"l_intl.nls"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","043e",0x00000000,"l_intl.nls"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","083e",0x00000000,"l_intl.nls"
-;HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","043f",0x00000000,"l_intl.nls"
+HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","043f",0x00000000,"l_intl.nls"
 ;HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","0440",0x00000000,"l_intl.nls"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","0441",0x00000000,"l_intl.nls"
 ;HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","0443",0x00000000,"l_intl.nls"
@@ -900,7 +900,7 @@ HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","00000438",0x00000000,"1"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","00000439",0x00000000,"f"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","0000043e",0x00000000,"1"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","0000083e",0x00000000,"1"
-;HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","0000043f",0x00000000,"5"
+HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","0000043f",0x00000000,"5"
 ;HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","00000440",0x00000000,"5"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","00000441",0x00000000,"1"
 ;HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","00000443",0x00000000,"6"
diff --git a/reactos/boot/bootdata/hivesys_arm.inf b/reactos/boot/bootdata/hivesys_arm.inf
index 2fac7e7ef79..7d18110b900 100644
--- a/reactos/boot/bootdata/hivesys_arm.inf
+++ b/reactos/boot/bootdata/hivesys_arm.inf
@@ -544,7 +544,7 @@ HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","0438",0x00000000,"l_intl.n
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","0439",0x00000000,"l_intl.nls"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","043e",0x00000000,"l_intl.nls"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","083e",0x00000000,"l_intl.nls"
-;HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","043f",0x00000000,"l_intl.nls"
+HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","043f",0x00000000,"l_intl.nls"
 ;HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","0440",0x00000000,"l_intl.nls"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","0441",0x00000000,"l_intl.nls"
 ;HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","0443",0x00000000,"l_intl.nls"
@@ -656,7 +656,7 @@ HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","00000438",0x00000000,"1"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","00000439",0x00000000,"f"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","0000043e",0x00000000,"1"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","0000083e",0x00000000,"1"
-;HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","0000043f",0x00000000,"5"
+HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","0000043f",0x00000000,"5"
 ;HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","00000440",0x00000000,"5"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","00000441",0x00000000,"1"
 ;HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","00000443",0x00000000,"6"
diff --git a/reactos/boot/bootdata/hivesys_i386.inf b/reactos/boot/bootdata/hivesys_i386.inf
index a161816be39..b47f395ce0f 100644
--- a/reactos/boot/bootdata/hivesys_i386.inf
+++ b/reactos/boot/bootdata/hivesys_i386.inf
@@ -881,7 +881,7 @@ HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","0438",0x00000000,"l_intl.n
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","0439",0x00000000,"l_intl.nls"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","043e",0x00000000,"l_intl.nls"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","083e",0x00000000,"l_intl.nls"
-;HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","043f",0x00000000,"l_intl.nls"
+HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","043f",0x00000000,"l_intl.nls"
 ;HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","0440",0x00000000,"l_intl.nls"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","0441",0x00000000,"l_intl.nls"
 ;HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Language","0443",0x00000000,"l_intl.nls"
@@ -993,7 +993,7 @@ HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","00000438",0x00000000,"1"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","00000439",0x00000000,"f"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","0000043e",0x00000000,"1"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","0000083e",0x00000000,"1"
-;HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","0000043f",0x00000000,"5"
+HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","0000043f",0x00000000,"5"
 ;HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","00000440",0x00000000,"5"
 HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","00000441",0x00000000,"1"
 ;HKLM,"SYSTEM\CurrentControlSet\Control\Nls\Locale","00000443",0x00000000,"6"