While updating the name on the KLM Airlines ticket during reservation, and as per the policy, you cannot change the flight randomly, which means you must first get access or confirmation to change the name on the KLM Airlines ticket. Therefore, you are looking for ways to easily make a name change on a KLM ticket. There are proper methods to do this. To understand them, you should consider the content below.
For making minor changes (misspellings, typos): If you generally seek a name change or corrections, you can quickly request a name change through the website or customer service. Therefore, to do this in these ways, there are a few modes that you should pursue.
Make a name change through the website: 

• Launch the web portal of the KLM Airlines 1 (802) 622-5050
• Look for the manage booking section, tap on it, mention your PNR number and surname
• View your booking, and look for the name change option under the change section.
• After that, request for a name change, and when the airline allows it, proceed to pay the charges
• And obtain its confirmation over your phone using your registered email or number. 

For significant changes (Name change because of marriage, divorce, or more): KLM Airlines doesn't allow name changes online for substantial reasons such as marriage, divorce, or more. You can only make these changes by contacting the airline's customer service person. 
KLM Airlines Rules for Name Correction 
Whenever you change the name from a KLM Airlines flight ticket, it is necessary to read the KLM change name policy because it tells you some specific conditions of the name change, which you can learn by pursuing the points below.
Correcting a Typo- 

• If there is a minor typo or correction in your name (like a missing letter or incorrect spelling), you can request a free change or correction if you booked directly with KLM Airlines.
• For flights operated by KLM Airlines that can be reserved through another platform or its partner airlines, you must submit a request for at least 72 hours of flying.
• You aren't able to change the entire name for someone else.
• You can't use your maiden name, which is the same as your last name mentioned in your passport.
• The airline doesn't allow you to make first name change multiple times.

Changing your name due to Marriage, Divorce, or more-

• KLM Airlines allows name changes due to legal reasons like divorce, marriage, or more; you need to pay the appropriate fare to the airline. 
• Contact KLM Airlines to make these types of changes in the name 
• To make a name change, you must provide your new passport or marriage certificate documentation to the airline.

Conclusion: You can swiftly change the name on the KLM ticket by calling the customer service agent or using other mediums. If you want to know what is the 24-hour rule for KLM is, you must request a name change when the number connects, tell the live person about all the ticket details, and confirm it by giving the appropriate fares to the airlines. Further, you will receive its confirmation on your phone.