To unlock your locked dead screen Android, you need to use a Google account. Though you have to just access the Google account through which your device is linked. Try out the below steps to unlock Android phone with dead screen:

• At first, enter any incorrect pin or password at least five (5) times.
• When you will try to input a same password or pin 6th time, one pop up will appear on your phone’s screen that says “try after 30 seconds”
• After that, you can see an option “forgot pattern” on your screen
• Then, enter a Gmail account credentials >> tap “Next” to continue.
• There, you need to enter new pattern or pin that you could remember & the process gets finished.

If these steps won't help you to solve the issue, then you can refer to https://recover-androiddata.com/unlock-android-phone-password-without-factory-reset/

Well, photo deletion is a very common issue faced by smartphone users. But those important photographs can be easily recovered if you have previously kept the backup of your lost pictures. You can restore images from the local backup on your mobile. To do so, follow the below steps to recover deleted photos from Android phone:
Step 1: At first, go to the Settings menu.
Step 2: Click on the “Backup & Reset” option
Step 3: After this, click on the “Backup & Restore” option >> “Restore from the Backup”.
Step 4: Lastly, you need to choose the recent backup file & click the “Restore” option.
However, in the absence of backup, you can try the Advanced Android Data Recovery software. This will surely help you out to get back your erased files, with ease. Good luck!!!
For More useful ways, you can refer to https://recover-androiddata.com/recover-deleted-android-photos/