AVG Antivirus free edition 2015 reports that it is turned off

Sanmugam, Please refrain from carrying out multiple postings on the same subject! You won't obtain an answer to your query any faster! See posting (https://support.avg.com/answers?id=906b0000000D4BNAA0).
AVG Guru

Windows security center (Vista)
reports that the malware protection is turned off
When I click on to turn on AVG reports update completed succesfully but
security center shows the malware is still switched off. why

Sanmugam, Please refrain from carrying out multiple postings on the same subject! You won't obtain an answer to your query any faster! See posting (https://support.avg.com/answers?id=906b0000000D4BNAA0).
AVG Guru