Originally Posted by
nayan chowdhury i have register on preview for the developer apps after download it.and after this a check for update and they give me small size update,i don't know what it is.i updated it.after that i don't find that option?
Install local apps option only appears when you have a xap or appx file put in the root on your SD card, so make sure you have a xap file ready to be installed. Now open the store aap, select the three dots present below and there your will find the install local apps option!