Answer to "How to restore lost data without iCloud and iTunes"Without iCloud or iTunes backup? The only way to recover lost data from iPhone is to use a third-party program such as iDataBack iPhone Data Recovery to directly get your data back from your iOS device.
Answer to "Forgotten windows password for inspiron 3520."If you have a created password reset disk, you can use the disk to reset Windows password. If you don't have one, you may need a third-party program such as Windows password recovery to help you. Such Windows password recovery tool can help you created a password reset disk, then you can use the disk to reset the forgotten Windows password with ease.
Answer to "Lost password can't unlock"There are two methods can solve this problem: (1) Method 1. Unlock Windows lost password in safe mode (2) Method 2. Unlock Windows lost password with a third-party program, use Windows Password Key to create a Windows password reset disk to unlock the locked pc. You can follow the detailed guide of "Locked out of Windows PC, What to Do?" to help you.