Nokia 101 Insert Sim Jumper Solution Ways
https://gsmfixer.blogspot.com/2015/11/nokia-101-insert-sim-jumper-solution.html
In all mobile there are six point in the sim jacket to detect a sim. So if you are facing insert sim problem in your mobile phone then you can say that there is missing in these six points so check the points with multimeter and in case of missing points make the jumpers, For Nokia 101 Insert Sim Problem The jumper Solution is given in the diagram.