Why is the installation process so long?

[Windows Central Question]

why installation process is too long?

i have downloaded denim updates in my l520 before 2 hours ago, but after download updates installation process is continue due to 2 hours.. it's too long time without response.. what can i do now?

 

[devRU]

Re: why installation process is too long?

Installation normally takes 25 to 30 minutes max.. It is unusual in your case.. So keep your phone connected to charger and leave it as it is.. It may take up to 5 hours as observed by few people.. Don't remove your battery it might brick your phone.