Arduino Micro install issue

hi there bought arduino micro (adafruit version) www.adafruit.com/products/1086

i having trouble getting work on windows 8.1 laptop. when plugged in no drivers installed. went device manager install manually , no com ports listed (i checked show hidden , still nothing)

when tried loading basic blink sketch test if ide see micro stalls on uploading , shows -


processing.app.debug.runnerexception
   at cc.arduino.packages.uploaders.serialuploader.uploadusingpreferences(serialuploader.java:133)
   at processing.app.debug.compiler.upload(compiler.java:165)
   at processing.app.sketch.upload(sketch.java:1260)
   at processing.app.sketch.exportapplet(sketch.java:1202)
   at processing.app.sketch.exportapplet(sketch.java:1174)
   at processing.app.editor$defaultexporthandler.run(editor.java:2471)
   at java.lang.thread.run(thread.java:745)
caused by: processing.app.serialexception: error touching serial port 'com5'.
   at processing.app.serial.touchforcdcreset(serial.java:92)
   at cc.arduino.packages.uploaders.serialuploader.uploadusingpreferences(serialuploader.java:122)
   ... 6 more
caused by: jssc.serialportexception: port name - com5; method name - openport(); exception type - port busy.
   at jssc.serialport.openport(serialport.java:164)
   at processing.app.serial.touchforcdcreset(serial.java:86)
   ... 7 more


i checked micro selected in tools>boards, checking com showing com 5 (i have nothing on com 5). tried opening serial monitor have check , shows error saying -

arduino: 1.6.3 (windows 8.1), board: "arduino micro"

error opening serial port 'com5'. (port busy)

i have searched online , found few suggestions, hitting reset button on uploads etc tried , nothing. have checked bios - (usb emulation (enabled) usb power share (disabled) usb wake support (disabled)

tried disabling driver signature verification see if showed in drivers , printers no luck.

any ideas?


working on -

windows 8.1
alienware mx17 r4

arduino ide 1.6.3

arduino micro r3

if board not come com port drivers not loaded correctly , not able write board.

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