hi,

see your ews certificate criteria has matched while you have applied for the recruitment. however due to covid 19 situation official process has delayed and in many of the admission, recruitment process old certificates are allowed by considering the current situation, nevertheless YOU SHOULD NOT FACE any issue regarding the form correction since at the time of application your ews certificate was valid and up to date. however you can explain to the authority about the delaying of the official service, since time is little left just be prepared what is available to you and produce all the documents available to you.

best of luck for your future endeavor!