Your visa should be registered within five days if it only has one stamp. If two stamps, you have thirty days. However if you stay for less than five days there isn’t a need of getting registered.
Everyone who is 16 years of age and above has to fill a mitigation card which will be collected when you leave Kazakhstan.
Within 10-12 days after all necessary information has been collected.
Urgent invitation for travellers and standard visa are processed within 5 working days.
Some countries, including India, need a letter of invite by someone who is residing in Kazakhstan. Their details will be verified and examined to check the authenticity.
If you wanted to travel Uzbekistan, check How to get Uzbekistan Visa