Here is a lowdown on ICMR's advisory on home testing of Covid-19 cases: -Home testing by RAT is advised only in symptomatic individuals and immediate contacts of laboratory-confirmed positive cases.-Indiscriminate testing is not advised.-Home testing should be conducted as per the procedure described by the manufacturer in the user manual -The home testing mobile app is available in Google play store and Apple store and must be downloaded by all users.-The mobile app is a comprehensive guide of the testing procedure and will provide a positive or negative test result to the patient.-All users are advised to click a picture of the test strip after completing the test procedure with the same mobile phone which has been used for downloading.