Whatsapp grey tick and forward slash don't turn blue when read by contact, how can I fix this?

[AC Question]

Whatsapp grey tick and forward slash don't turn blue when read by contact

When I send whatsapp messages to one of my contacts the grey tick and forward slash stay grey even after my contact has received and read the message. How can I fix this problem?

 

[B. Diddy]

Re: Whatsapp grey tick and forward slash don't turn blue when read by contact

Did you also post all of these other WhatsApp questions as a guest?

http://forums.androidcentral.com/wh...i-add-permissions-whatsapp-use-my-camera.html
http://forums.androidcentral.com/whatsapp-android/570683-how-do-i-transfer-whatsapp-work-around.html
http://forums.androidcentral.com/wh...ts-vibrating-when-i-put-my-phone-vibrate.html

If so, please consider registering on this forum so that you can ask all of your questions at once in the same post or thread. This is not the most efficient way to go about it.