How to Fix Updates for this repository will not be applied [Not valid yet]

Hello Linux users, Once again we have come up with a nice fix. Many of you must have seen this error while trying to update your Linux system with apt-get update command. But got an error of Release is not valid yet Updates for this repository will not be applied. You guys are unable to update your Linux system. This is very easy fix. Just Follow the below guide and get out of this problem.

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[GUIDE] How to change GRUB bootloader timeout on any Linux 2020

Penetration testers and computer science professionals must have installed Dual boot Kali Linux or any other linux on his working laptops or Desktop. While booting to Linux you guys must have familiar with interface called GRUB Bootloader where you have to choose your Operating System you want to bootin in given period of time (5 sec as default timeout). In this guide we’ll be going to show you how you can change this Default GRUB bootloader timeout and increase it as much as you want to keep. Let’s start reading below.

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[GUIDE] How to change MAC Address using macchanger on Linux [WIFI]

Changing Mac Address on Linux is quite easy as compare to windows and Mac OS. But changing mac address when connected to WIFI network is little tricky. Some time you macchanger shows error ‘could not change MAC: interface up or insufficient permission: Device or resource busy. Or some you face errors like you can not connect to internet after changing mac address on kali linux. In this guide i’will show you a very easiest method of changing mac address without facing error. (more…)