As per the official notification, the answer keys (OMR sheets) will be released during the last week of the April 2018.
Simple steps to download answer key as follows:
Step 1: Visit jeemain.nic.in.
Step 2: Go to the JEE MAIN 2018 answer key Download Option.
Step 3: Choose Paper I or Paper II.
Step 4: The answer key will pop up the screen.
Highlights
CBSE conducted the JEE Main 2018 (offline test).
The computer-based test (CBT) will be conducted on April 15 and 16, 2018.
Note: Answer keys of the Computer-based examination will be displayed on the website www.jeemain.nic.in during 24th - 27th April, 2018.