Rarely This situation occurs. The Sony Xperia Z1 has received an update, and the first place it has received it is in Spain with MovistarXperia blogs around the world are analyzing the situation, just as we usually do when the same thing happens with updates that are released earlier outside the continent.
The update that the Sony Xperia Z1 is receiving is the version that was certified a few days ago for the Sony Xperia Z Compact, Xperia Z Ultra and Xperia Z1, the Build 14.2.A.1.144. However, it is currently only the latter, the Sony Xperia Z1, that is receiving the update. Furthermore, it is only on a certain number of devices, specifically those sold by the Movistar operatorThe update doesn't include the upgrade to Android 4.4. 2 KitKat, so it'll take a while for that new version to arrive. It will most likely only contain changes related to operator options, or certain customizations that Movistar may have made. If you have a Movistar Sony Xperia Z1 and haven't received a notification informing you of the update, you can manually check if it's available in Settings > About phone > Software update, or through computer programs. PC Companion for Windows, or Bridge for Mac.

As for the update that would integrate Android 4.4. 2 KitKat into the Sony Xperia Z1, we shouldn't have to wait long either. Should be available soon for the Xperia Z1, Xperia Z Ultra and Xperia Z Compact. What would not be unusual, however, is that in the end, between the customizations and its arrival in our country, we can't update until a few weeks later from the initial deployment.
How to check and install the update on your Xperia Z1
Estimated time: 5 minutes. Here's a practical tour in 8 steps To update from Settings:
- Access Settings: : gear icon or system search by typing “Settings”.
- Slide to System And enter.
- Tap on Software updates.
- If there is no news you will see "Your system is up to date«; if not, press Check for update.
- Wait for the end testing.
- Check the available version and changes included and press Download and install (or "Download").
- You can continue using your phone during the download; when it's finished, it will appear Install Now.
- After installation, reboot when prompted with Restart now.
Install from the notification bar
When the prompt arrives, unfold the bar, select the upgrade system, touch Get low and when finished, go back to the notification and press Install. Tip: To check your current version, go to Settings > About phone > Version number.
Sony's availability, requirements, and update policy
Updates are released in a random manner tiered by operator and market; therefore there is no exact date and some models/countries may choose not to deploy a specific build. Make sure you have Internet connection and Sony's support apps, which send notifications when a new version is available. Sony recommends always installing the latest update available.
If your Xperia doesn't show new versions, free up space: with less than 500 MB No notifications are received in the internal memory and the message “Storage space is running low. Some system functions may not work.«. You can also update from PC Companion (Windows) o Bridge (Mac).
In addition to 14.2.A.1.144, Sony later distributed the 14.6.A.1.236 for Xperia Z1, Z1 Compact and Z Ultra, with general performance and stability improvements, a good reminder to stay up to date.
Xperia Z1 background and update evolution
The Xperia Z1 offers up to 36 days on standby, 2 GB of RAM y 16 GB storage with support microSD card, so it is advisable to keep your software optimized to take advantage of autonomy and performance.
In previous cycles, Sony confirmed the arrival of Android Lollipop to all the Xperia Z range (Z, ZL, ZR, Z Tablet, Z1/Z1S/Z1 Compact, Z Ultra, Z2/Z2 Tablet, Z3/Z3v/Z3 Compact and Z3 Tablet Compact). Other manufacturers with notable confirmations included Motorola (Moto E, Moto G 1st & 2nd Gen, Moto X 1st & 2nd Gen, Droid Ultra/Maxx/Mini), HTC (One M7 and One M8), LG (G2, G2 mini and G3) and NVIDIA (Shield Tablet), while Samsung y Huawei They maintained more staggered communications depending on the country and operator.
If you are on Movistar and see 14.2.A.1.144 available for your Xperia Z1, install the OTA as soon as possible: you will win stability and operator-specific settings, and you'll be ready for future system deployments.
Source: Xperia Blog.