Update Firmware Version WW 2.20.40.13 From Other Firmware Versions

Update WW 2.20.40.13 from  WW 2.20.40.9 (15,77 mb)
http://fota.asus.com/delta_package/phone/WW_a500cg/formal/WW_user_2.20.40.9_20141021_4378-user-WW_a500cg-WW_user_2.20.40.13_20141105_1055-user-WW_a500cg-20141105/WW_500_1021_1105_3244735775.zip

Update WW 2.20.40.13 from WW 2.19.40.18 (101,69 mb)
http://fota.asus.com/delta_package/phone/WW_a500cg/formal/WW_user_2.19.40.18_20141003_8008-user-WW_a500cg-WW_user_2.20.40.13_20141105_1055-user-WW_a500cg-20141105/WW_500_1003_1105_3244735775.zip

Update WW 2.20.40.13 from WW 2.19.40.6 (101,75 mb)
http://fota.asus.com/delta_package/phone/WW_a500cg/formal/WW_user_2.19.40.6_20140927_8163-user-WW_a500cg-WW_user_2.20.40.13_20141105_1055-user-WW_a500cg-20141105/WW_500_0927_1105_3244735775.zip

Update WW 2.20.40.13 from WW 1.18.40.10 (457,56 mb)
http://fota.asus.com/delta_package/phone/WW_a500cg/formal/WW_user_1.18.40.10_20140903_9870-user-WW_a500cg-WW_user_2.20.40.13_20141105_1055-user-WW_a500cg-20141105/WW_500_0903_1105_3244735775.zip

Silahkan Update menggunakan MANUAL UPDATE
Atau menggunakan ADB SIDELOAD