Windows 10: Download on Microsoft Store won't Start

This will probably sound like I am complaining - I have run out of options, please help.Not downloading app E.G. i pressed 'Get' on Microsoft store's Samsung flow --> it goes into downloads --> Downloads will not start --> strong internent connection and plenty of space left. - I have tried wrreset- I have tried resetting Microsoft store app THANK You for your time and EFFORT.:

:)

 

microsoft store games won`t play

when I download a game from the Microsoft store it won`t play

the splash screen appears then goes

I have a core i5 with an nvidivia graphics card I tb hdd and 8 gb ram

I have tried the diagnostic for microsoft store and it say cache may need fixing.

 

update Ovi Store install stil won`t work

thanks for your reaction,phone won`t install the ovi-store

 

Lumia 830 main camera won`t start

After windows 10 update my lumia 830 camera won`t start . It says Camera won`t start . I tried other camera apps but camera still not work . Front camera working plz help me . I did hard reset , soft reset , downgraded to 8.1 but problem still persist