Hello Aspirant,

Yes of course you can do braid of your hairs but note that metal studs should be avoided to avoid any complications at premises instead you can use hair bands of black color. Note that you have to wear face mask and hand gloves Compulsorily as a protective measures from COVID-19.

For NEET exam day guidelines issued by NTA refer to the link given below :-

https://www.google.com/amp/s/medicine.careers360.com/articles/neet-exam-day-guideline/amp

I hope this information helps you.

Good Luck!!