Hello Aspirant,

If you are applying for VITEEE 2021 then you should stick to the dimensional criteria as prescribed by VIT for photo and signature images which is as mentioned below :-

So if you want to increase the size of your image then there are various tools available on google which you can search by the keyword "online image resizer" or you can do it in the Paint application of your PC.

VITEEE 2021 Application form has been released by VIT Vellore on November 30th 2020 and it will be available for candidates till March 30th 2021, so you can fill it out at vit.ac.in

Due to the ongoing pandemic, the competent authorities have decided to remove the process of offline applications for VITEEE and now only online applications made at vit.ac.in will be considered as valid. If the situation of COVID-19 prevails and interrupt the conduction of VITEEE 2021 then the admission will be made through JEE/SAT Score/Class 12 score.

For complete details kindly check out the link given below :-

VITEEE 2021: Application Form (Out), Exam Dates, Eligibility, Exam Pattern (careers360.com)

I hope this information helps you.

Good Luck!!