Data saver
Limits background data and makes pages lighter. It is available both in your phone's system settings and in many browsers.
An independent reference on connectivity and devices in places with a weak signal. It is not a telecom operator or a media outlet, sells nothing and is not connected with the former website on this domain.
Tools
Getting through a slow network and a long day without a power outlet rarely requires buying anything. Almost everything you need is already built into your phone and computer: you just have to find the right switches and try them before you need them.
A setting you found at home over a cup of tea is worth more on the road than any new app.
How this section works: we describe types of built-in features, not specific apps. Menu item names vary from device to device, so look for them by meaning or use the search in your settings.
Six features worth finding on your devices in advance.
Limits background data and makes pages lighter. It is available both in your phone's system settings and in many browsers.
Let you download a whole area and plan routes without a network. Satellite navigation determines your position even without mobile internet.
Lowers brightness, limits background tasks and extends battery life. Useful on the road and in the cold, when the charge drains faster.
Besides the bars, the section with information about the phone or SIM card often shows a numeric signal value. It is a more precise guide to where reception is better.
Shows which apps use the most data and lets you block mobile data for individual apps.
If you have wired or satellite internet at home but the mobile signal is weak, some operators and phones support calls over Wi-Fi. Check your operator's help pages.
Practical guides: how to work on slow internet, save data and prepare for a trip without coverage. The article catalogue is here too.
Mobile, satellite or wired internet, an external antenna or a repeater, a power bank or a spare phone: pros and cons without brands.
The signal drops indoors, calls cut out, the phone shuts down in the cold, pages never finish loading: a calm, step-by-step check.
Emergency calls, careful handling of devices in the cold and staying safe online when the connection is weak or not your own.
Connectivity terms in plain words: signal and cell towers, latency and speed, antennas, repeaters and satellite orbits.
Information about batteries, condensation, communication satellite orbits and calling emergency services has been checked against publicly available material from manufacturers, operators and the relevant authorities as of the date this page was prepared. Menu items on your phone or computer may be named differently, so we describe them in general terms.