Download Android 4.3 Images for your device
These updates are available for download from the Google Developers page, where users can find other ROMs for different Nexus devices. Also, keep in mind that you will have to manually install these updates. So, for those that don’t want to wait for the OTA update, here are the Android 4.3 ROM Images:
Factory Image “mantaray” for Nexus 10 – Android 4.3 (JWR66V) / MD5 Checksum: f80f2251356388b7151ac817cfada671 Factory Image “occam” for Nexus 4 – Android 4.3 (JWR66V) / MD5 Checksum: 9d33973a61fa9266244fc43397888703 Factory Images “nakasi” for Nexus 7 (Wi-Fi) – Android 4.3 (JWR66V) / MD5 Checksum: 77e304584c4f192761234a9e1eb2fbe3 Factory Images “nakasig” for Nexus 7 (Mobile) – Android 4.3 (JWR66V) / MD5 Checksum: 0f426a1981338b637aa12ff7bbd197be Factory Images “takju” for Galaxy Nexus “maguro” (GSM/HSPA+) (with Google Wallet) – Android 4.3 (JWR66V) / MD5 Checksum: 6fcb316e2ce5226e1d0397b74c50db50 Factory Images “yakju” for Galaxy Nexus “maguro” (GSM/HSPA+) – Android 4.3 (JWR66V) / MD5 Checksum: b771c16592ab447c4fe91f0c5436ca11
Now you can download and install Android 4.3 on your Nexus device without having to wait for the OTA update to reach you. Keep in mind that if you root your device and unlock your bootloader it will erase all information on it.
Installing The Android 4.3 Images
For you to install these images, you will need to install adb/fastboot on your computer and flash the images to your device from command line. After downloading the images, search for the adb/fastboot installer, which can be found easily on the XDA Developers forum and follow the instructions that are widely available on the Internet.