JAMB has re-opened the Correction of UTME Subjects Combination. According to JAMB, this procedure will close at exactly 10AM on Friday, 12th May, 2017.

Please read the exact instructions posted by JAMB as follows;
"The window for correction UTME subjects combination is now available and closes by 10am on Friday May 12, 2017.
Please note that if your Examination date is Saturday May 13, 2017 and you correct your UTME subjects, you won't be able to write your exam on that date again.
A new Examination date and time shall be communicated to you at a later time. The change in date of Examination does not affect other Examination dates.
Visit the nearest CBT Centre for this correction. The Change of UTME Subjects Combination is FREE!!!"
So with the above instruction, all those who still want to make this change should visit the Accredited CBT Centres to effect their changes.
If you visit any CBT centre and they are not aware of this, tell them it is a new instruction from JAMB and they should help you effect your changes.
Cheers.