diff --git a/phpstan-baseline.neon b/phpstan-baseline.neon
index c0cb327867..21e1f84d21 100644
--- a/phpstan-baseline.neon
+++ b/phpstan-baseline.neon
@@ -7566,12 +7566,6 @@ parameters:
 			count: 2
 			path: src/Export/Export.php
 
-		-
-			message: '#^Parameter \#3 \$kana of static method PhpMyAdmin\\Encoding\:\:kanjiStrConv\(\) expects string, mixed given\.$#'
-			identifier: argument.type
-			count: 1
-			path: src/Export/Export.php
-
 		-
 			message: '''
 				#^Call to deprecated method getInstance\(\) of class PhpMyAdmin\\Config\:
diff --git a/psalm-baseline.xml b/psalm-baseline.xml
index f8e644622a..81518cd584 100644
--- a/psalm-baseline.xml
+++ b/psalm-baseline.xml
@@ -1385,7 +1385,6 @@
     <MixedAssignment>
       <code><![CDATA[$GLOBALS['save_filename']]]></code>
       <code><![CDATA[$GLOBALS['time_start']]]></code>
-      <code><![CDATA[$GLOBALS['xkana']]]></code>
       <code><![CDATA[$dbSelect]]></code>
       <code><![CDATA[$tableData]]></code>
       <code><![CDATA[$tableNames]]></code>
@@ -4613,7 +4612,6 @@
       <code><![CDATA[Config::getInstance()]]></code>
     </DeprecatedMethod>
     <MixedArgument>
-      <code><![CDATA[$GLOBALS['xkana'] ?? '']]></code>
       <code><![CDATA[$dbAlias]]></code>
       <code><![CDATA[$dbAlias]]></code>
       <code><![CDATA[$table]]></code>
diff --git a/src/Controllers/Export/ExportController.php b/src/Controllers/Export/ExportController.php
index 359dc243bd..4de4933133 100644
--- a/src/Controllers/Export/ExportController.php
+++ b/src/Controllers/Export/ExportController.php
@@ -52,9 +52,6 @@ final class ExportController implements InvocableController
         $GLOBALS['save_filename'] ??= null;
         $GLOBALS['time_start'] ??= null;
 
-        /** @var array<string, string> $postParams */
-        $postParams = $request->getParsedBody();
-
         $quickOrCustom = $request->getParsedBodyParamAsStringOrNull('quick_or_custom');
         $outputFormat = $request->getParsedBodyParamAsStringOrNull('output_format');
         $compressionParam = $request->getParsedBodyParamAsString('compression', '');
@@ -101,7 +98,9 @@ final class ExportController implements InvocableController
             Export::$tableData = $tableData;
         }
 
-        $this->setGlobalsFromRequest($postParams);
+        if ($request->hasBodyParam('xkana')) {
+            Export::$xkana = $request->getParsedBodyParamAsString('xkana');
+        }
 
         // sanitize this parameter which will be used below in a file inclusion
         $what = Core::securePath($request->getParsedBodyParamAsString('what', ''));
@@ -466,19 +465,4 @@ final class ExportController implements InvocableController
 
         return $this->responseFactory->createResponse()->write($this->export->dumpBuffer);
     }
-
-    /**
-     * Please keep the parameters in order of their appearance in the form.
-     * Some of these parameters are not used.
-     *
-     * @param mixed[] $postParams
-     */
-    private function setGlobalsFromRequest(array $postParams): void
-    {
-        if (! isset($postParams['xkana'])) {
-            return;
-        }
-
-        $GLOBALS['xkana'] = $postParams['xkana'];
-    }
 }
diff --git a/src/Export/Export.php b/src/Export/Export.php
index 03003f3e1f..8ce567b8ae 100644
--- a/src/Export/Export.php
+++ b/src/Export/Export.php
@@ -87,6 +87,7 @@ class Export
     /** @var resource|null */
     public static mixed $fileHandle = null;
     public static string $kanjiEncoding = '';
+    public static string $xkana = '';
     public static string $maxSize = '';
     public static int $memoryLimit = 0;
     public static bool $onFlyCompression = false;
@@ -155,7 +156,7 @@ class Export
 
         // Kanji encoding convert feature
         if (self::$outputKanjiConversion) {
-            $line = Encoding::kanjiStrConv($line, self::$kanjiEncoding, $GLOBALS['xkana'] ?? '');
+            $line = Encoding::kanjiStrConv($line, self::$kanjiEncoding, self::$xkana);
         }
 
         // If we have to buffer data, we will perform everything at once at the end