How To Guides

how to remove sim card

Quick Fix: SIM Not Provisioned MM2 [Update 2019]

Today you’re going to learn how to fix the SIM not provisioned error. Believe it or not, in most cases you can easily solve the problem by yourself. Let’s dive right in. When Sim not provisioned mm#2 message is shown on display, your...

mini diy solar panel prototype - proof of concept 1

Video Tutorial: Build DIY Solar Thermal Panels

Solar energy usage is stil very limited, although it is possible to build DIY solar panels practically free of charge. The following videos are demonstrating efficiency of cheap, home-made, pop-can solar heater panels. Why waste money on electricity, coal or gas while sun...