diff --git a/config b/config
deleted file mode 100644
index bafa12f..0000000
--- a/config
+++ /dev/null
@@ -1,16 +0,0 @@
-#!/bin/bash
-
-# Setup Git Credentials
-
-# Git Credential
-username="Abhiraj Roy"
-useremail="157954129+iconized@users.noreply.github.com"
-
-# Git Config
-git config --global user.name "$username"
-git config --global user.email "$useremail"
-
-echo -e "\033[0;32mSuccessfully Setup Git Credentials :)"
-
-# Merge
-git config pull.rebase false
\ No newline at end of file
diff --git a/libs/functions.py b/libs/functions.py
index 3011e89..e2677e9 100644
--- a/libs/functions.py
+++ b/libs/functions.py
@@ -1,10 +1,18 @@
 #!/bin/python
 
 import os
+from os import makedirs
 import logging
 import locale
 import datetime
 import sys
+import psutil
+import subprocess
+import distro
+import requests
+import threading
+import pathlib
+import queue
 
 import gi
 gi.require_version("Gtk", "3.0") # GTK 2.0 is dead!
@@ -74,6 +82,36 @@ locale_env = os.environ
 locale_env["LC_ALL"] = "C.utf8"
 
 # Function -> check general update
+def permissions(dst):
+    try:
+        groups = subprocess.run(["sh", "-c", "id" + sudo_username], shell=False, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, env=locale_env)
+        for i in groups.stdout.decode().split(" "):
+            if "gid" in i:
+                g = i.split("(")[1]
+                group = g.replace(")", "").strip()
+        subprocess.call(["chown", "-R", sudo_username, + ":" + group, dst], shell=False, env=locale_env)
+    except Exception as e:
+        logger.error("Found Error in permissions()!" % e)
+
+def refresh_cache(self):
+    cached_kernel_list.clear()
+    if os.path.exists(cache_file):
+        os.remove(cache_file)
+
+def write_cache():
+    try:
+        if len(fetched_kernels_dict) > 0:
+            with open(cache_file,"w",encoding="utf-8") as f:
+                f.write('title = "Arch Linux Kernels"\n\n')
+                f.write('timestamp = "%s"\n' % datetime.datetime.now().strftime("%Y-%m-%d %H-%M-%S"))
+                f.write('source = "%s"\n\n' % archlinux_mirror_archive_url)
+                for kernel in fetched_kernels_dict.values():
+                    f.write("[[kernel]]\n")
+                    f.write('name = "%s"\nheaders = "%s"\nsize = "%s"\nfile_format = "%s"\nlast_modified = "%s"\n\n' % (kernel.name, kernel.headers, kernel.version, kernel.size, kernel.file_format,kernel.last_modified))
+            permissions(cache_file)
+    except Exception as e:
+        logger.error("Found error in write_cache() %s" % e)
+
 def get_latest_kernel_updates(self):
     logger.info("Getting latest Kernel Version! Please Wait...")
     try:
@@ -92,4 +130,25 @@ def get_latest_kernel_updates(self):
                 last_update_check = datetime.datetime.now().strftime("%Y-%m-%d")
                 with open(cache_update, mode="w", encoding="utf-8") as f:
                     f.write("%s\n" % last_update_check)
-                
\ No newline at end of file
+                permissions(cache_dir)
+            else:
+                with open(cache_update, mode="r", encoding="utf-8") as f:
+                    last_update_check = f.read().strip()
+                with open(cache_update, mode="w", encoding="utf-8") as f:
+                    f.write("%s\n" % datetime.datetime.now().strftime("%Y-%m-%d"))
+                permissions(cache_dir)
+            logger.info("Last Update fetched on %s" % datetime.datetime.strptime(last_update_check, "%Y-%m-%d").date())
+            if (datetime.datetime.strptime(last_update_check, "%Y-%m-%d").date() < datetime.datetime.now().date()):
+                logger.info("Fetching Linux Package Update Date...")
+                response = requests.get(lastest_archlinux_package_search_url.replace("${PACKAGE_NAME}", "linux"),headers=headers,allow_redirects=True,timeout=60,stream=True)
+                if response.status_code == 200:
+                    if response.json() is not None:
+                        if len(response.json()["results"]) > 0:
+                            if response.json()["results"][0]["last_update"]:
+                                logger.info("Linux Kernel Package Last Update = %s" % datetime.datetime.strptime(response.json()["results"][0]["last_update"], "%Y-%m-%dT%H:%M:%S.%f.%z").date())
+                                if (datetime.datetime.strptime(response.json()["results"][0]["last_update"], "%Y-%m-%dT%H:%M:%S.%f.%z").date()) >= (datetime.datetime.strptime(cache_timestamp, "%Y-%m-%d %H-%M-%S").date()):
+                                    logger.info("Linux Package Updated!")
+                                    refresh_cache(self)
+                                    return True
+                                else:
+                                    logger.info
\ No newline at end of file