diff --git a/data_backup/.req_hash b/data_backup/.req_hash
deleted file mode 100644
index 623a3b9..0000000
--- a/data_backup/.req_hash
+++ /dev/null
@@ -1 +0,0 @@
-dbfbdad2cd28b47309b92ed2cb060478
\ No newline at end of file
diff --git a/data_backup/accounts.db b/data_backup/accounts.db
deleted file mode 100644
index e2c6dd2..0000000
Binary files a/data_backup/accounts.db and /dev/null differ
diff --git a/data_backup/accounts.db-shm b/data_backup/accounts.db-shm
deleted file mode 100644
index 2351f22..0000000
Binary files a/data_backup/accounts.db-shm and /dev/null differ
diff --git a/data_backup/accounts.db-wal b/data_backup/accounts.db-wal
deleted file mode 100644
index 53ebe71..0000000
Binary files a/data_backup/accounts.db-wal and /dev/null differ
diff --git a/data_backup/panel.db b/data_backup/panel.db
deleted file mode 100644
index e69de29..0000000
diff --git a/data_backup/settings.json b/data_backup/settings.json
deleted file mode 100644
index 3967828..0000000
--- a/data_backup/settings.json
+++ /dev/null
@@ -1,65 +0,0 @@
-{
-  "validation": {
-    "fetch_profile": true,
-    "check_ban": true,
-    "max_threads": 5,
-    "auto_revalidate_browser": true,
-    "auto_proxy_on_import": true,
-    "auto_validate_on_import": true,
-    "auto_proxy_on_import_mafile": true,
-    "auto_proxy_on_import_logpass": true,
-    "auto_proxy_on_import_token": true,
-    "auto_validate_on_import_mafile": true,
-    "auto_validate_on_import_logpass": true,
-    "auto_validate_on_import_token": true
-  },
-  "display": {
-    "hide_passwords": false
-  },
-  "columns": {
-    "browser": true,
-    "profile": true,
-    "steam_id": true,
-    "login": true,
-    "password": true,
-    "login_pass": true,
-    "email": true,
-    "phone": true,
-    "status": true,
-    "ban": true,
-    "twofa": true,
-    "mafile": true,
-    "proxy": true,
-    "actions": true,
-    "last_online": true
-  },
-  "logpass_columns": {
-    "browser": true,
-    "profile": true,
-    "steam_id": true,
-    "login": true,
-    "password": true,
-    "login_pass": true,
-    "status": true,
-    "ban": true,
-    "prime": true,
-    "trophy": true,
-    "behavior": true,
-    "license": true,
-    "proxy": true,
-    "notes": true,
-    "actions": true
-  },
-  "token_columns": {
-    "browser": true,
-    "profile": true,
-    "last_online": true,
-    "steam_id": true,
-    "login": true,
-    "token": true,
-    "status": true,
-    "proxy": true,
-    "notes": true,
-    "actions": true
-  }
-}
\ No newline at end of file
diff --git a/update.py b/update.py
index 6151b03..0de806a 100644
--- a/update.py
+++ b/update.py
@@ -65,11 +65,7 @@ def rebuild_frontend():
     frontend = ROOT / "frontend"
     if not frontend.exists():
         return
-    try:
-        node_ok = subprocess.run(["npm", "--version"], capture_output=True).returncode == 0
-    except FileNotFoundError:
-        node_ok = False
-    if not node_ok:
+    if subprocess.run(["npm", "--version"], capture_output=True).returncode != 0:
         print("[!] Node.js not found — skipping frontend rebuild.")
         print("    If UI looks broken: cd frontend && npm install && npm run build")
         return
@@ -101,11 +97,7 @@ def download(url, dest):
 # ── git update path ───────────────────────────────────────────────────────────
 
 def update_via_git():
-    try:
-        git_ok = subprocess.run(["git", "--version"], capture_output=True).returncode == 0
-    except FileNotFoundError:
-        git_ok = False
-    if not git_ok:
+    if subprocess.run(["git", "--version"], capture_output=True).returncode != 0:
         print("[!] git not found. Install Git from https://git-scm.com")
         return