diff --git a/update.py b/update.py
index 90c5c21f..645f30db 100644
--- a/update.py
+++ b/update.py
@@ -328,7 +328,11 @@ def do_padfile(pad_name: str, pad_data: str, urls: Urls) -> Urls:
         manifest.pop("architecture")
         manifest["url"] = download
         manifest["hash"] = hash32
-        
+
+    manifest["pre_install"] = [
+        'if (-not (Test-Path \"$persist_dir/'+ name + '.cfg\")) { New-Item \"$dir/' +name + '.cfg\" -ItemType file | Out-Null }',
+        'if (-not (Test-Path \"$persist_dir/' + name + '_lng.ini\")) { New-Item \"$dir/' + name + '_lng.ini\" -ItemType file | Out-Null }',
+    ]
     # See https://github.com/ScoopInstaller/Nirsoft/issues/17
     # See https://github.com/ScoopInstaller/Nirsoft/issues/46
     password = PASSWORDS.get(name, '')
@@ -341,10 +345,8 @@ def do_padfile(pad_name: str, pad_data: str, urls: Urls) -> Urls:
                 manifest["architecture"]["32bit"]["url"] += "#dl.zip_"
         else:
             manifest["url"] += "#dl.zip_"
-        manifest["pre_install"] = [
-            r"$zip=(Get-ChildItem $dir\\" + name + "*).Name",
-            r"7z x $dir\\$zip -p'" + password + "' $('-o' + $dir) | Out-Null"
-        ]
+        manifest["pre_install"].append('$zip=(Get-ChildItem $dir/' + name + '*).Name')
+        manifest["pre_install"].append('7z x $dir/$zip -p' + password + " $('-o' + $dir) | Out-Null")
 
     rewrite_json(json_file, manifest)