Hello Jaikant,You can visit the following link to know how....Upgrading Autonomous Cisco Aironet Access Points to Lightweight Modehttp://www.cisco.com/en/US/docs/wireless/access_point/conversion/lwapp/upgrade/guide/lwapnote.html#wp160918regardsmanish

Hello I am using Product/Model Number: AIR-LAP1242AG-N-K9  with following IOS information:BOOT path-list:      flash:/c1240-rcvk9w8-mx/c1240-rcvk9w8-mxConfig file:         flash:/config.txtPrivate Config file: flash:/private-configEnable Break:      ...

Hello Vinay,I am using Product/Model Number: AIR-LAP1242AG-N-K9  with following IOS information:BOOT path-list:      flash:/c1240-rcvk9w8-mx/c1240-rcvk9w8-mxConfig file:         flash:/config.txtPrivate Config file: flash:/private-configEnable Break:...