Once connected to your computer, it will appear as an additional drive, as shown in the image below. You can now just copy and paste your file to your device. Here you have two options, you can copy the file to your Sat Nav memory, or you can use an external SD card: Option A: Use your Sat Nav inbuilt memory osm extension, use one of these tools to convert it to. : browse the OSM website or other providers to find more specific maps. Copy the unzipped file (gmapsupp.img) to your SD card Select only the file “osm_generic_gmapsupp.zip” to download.Ħ. In “Choose a predefined country” select ThailandĤ. In my case the file is called “ Benelux & France-IMG-UL.zip“, and it is around 600MB.Ĭlarification: If you cannot find your map in the link above, follow the following steps:Ģ. That’s it! Your browser will start downloading a. There you click on Europe Maps and then Benelux & France. In my case I wanted France so I download the map from the following website. img format. So select your map from this link (once you find the one you need, click on the Provider column), only make sure that it says Yes in Routable column. The easiest thing to do is to find the map of your interest ready to use in. They are free, created and updated by users and volunteers across the World.

Open Street Map (OSM) is the most used and globally recognised map source. If you are an Andriod user you probably have one already, otherwise, you can get one on Amazon for around USD 3 ( option 1, option 2, option 3). For this purpose, you need a mini USB cable. The first step is to connect the device to your computer. Once you got this, you install Garmin software from their website and you get the updates whenever you want.īut because we like free stuff, these are the steps: Step 1.

If your GPS has LMT in the description is because LifeTime updates are included already (no extra charge). The cost in the UK (Europe map) is £49.99 for a single update or £74.99 for LifeTime update (updates forever). In some places, you may find locked files, but there are tools to unlock those.Īn additional option (but not free) is to purchase official maps from Garmin’s website. So updating or adding maps is as simple as copying and pasting a file, which has to be named gmapprom.img or gmapsupp.img. This is the simplest tutorial on how to add or update maps to your Garmin Sat Nav. Option A: Use your Sat Nav inbuilt memory.

Nuvi 255w free map update