Excel

send me your e-mail ID, I have interesting video file but it's format is not supported for upload here. So, I'll be send you at your mail address.

Sir,
 

My mail id : elkanagu @ yahoo.co.in

Thanks

HI, SEND ME ALSO, MY MAIL ID IS AYUSHRAGARWAL @ GMAIL.COM

Given below are some Internet links from where you can get the requisite information.

Text Link

https://www.associatedcontent.com/article/1242209/how_to_protect_cells_in_microsoft_excel.html

Video Link

https://www.ehow.com/video_4978994_protect-excel-cells-from-modification.html

I sent it .. check your e-mail.

Thanks,