Por Renan Filho · 2026-10-03**Lead**
A wave of frustration over sluggish laptops has prompted cybersecurity experts in the United Kingdom to compile eight straightforward tips that promise not only to restore performance but also to shore up digital defences. The advice, drawn from best practices endorsed by bodies such as the National Cyber Security Centre (NCSC) and consumer advocacy groups, arrives as millions of Britons continue to rely on personal devices for remote work, online banking and everyday communication. Rather than treating performance and security as separate concerns, the guidance stresses that a slow machine is often the first sign of an underlying threat – from hidden malware to neglected software updates.
**Context**
Laptop performance degradation is a near-universal experience, yet many users respond by simply tolerating the lag or, worse, purchasing a new device prematurely. In the UK alone, surveys suggest that a significant proportion of households own laptops that are more than four years old, and a growing number of those machines are used for sensitive tasks without adequate protection. The problem is compounded by the rise of “bloatware” – pre-installed programmes that consume resources – and by the tendency to postpone operating system updates, which often contain critical security patches. According to guidance from the NCSC, a device that runs slowly may already be compromised by cryptominers, adware or other unwanted software that siphons processing power. The new set of tips aims to break this cycle by offering a clear, actionable checklist that addresses both speed and safety in one go.
**Analysis**
The implications of ignoring laptop performance go far beyond personal annoyance. For businesses, a fleet of underperforming machines can lead to lost productivity, increased IT support costs and, in worst‑case scenarios, data breaches. The shift towards hybrid working has blurred the line between corporate and personal devices, meaning that a home laptop infected with malware can become a gateway into an employer’s network. The eight tips, therefore, serve a dual purpose: they help users reclaim the snappy experience they expect from their hardware while simultaneously closing vulnerabilities that attackers routinely exploit. Experts note that many of the recommended steps – such as clearing temporary files, disabling unnecessary startup programmes and running regular antivirus scans – cost nothing and take only minutes to execute. In an era where cyber threats are becoming more sophisticated, these simple measures can be remarkably effective.
**The eight tips in detail**
The first recommendation is to **keep the operating system and all software up to date**. Outdated software is one of the most common entry points for malware, and updates often include performance improvements alongside security fixes. The second tip is to **uninstall programmes that are no longer needed**. Many laptops come with trial versions of software that linger long after the trial expires, consuming disk space and background processing power. Third, users are advised to **manage startup items** – disabling applications that automatically launch when the computer boots can dramatically reduce boot time and free up memory. Fourth, **run a full antivirus or anti‑malware scan** at least once a month; even if the laptop feels clean, hidden threats may be at work. Fifth, **clear temporary files and browser caches** regularly, as these accumulate over time and slow down both the system and web browsing. Sixth, **check for disk errors and defragment the hard drive** (or optimise an SSD) using built‑in tools – a fragmented drive can cause noticeable lag. Seventh, **adjust visual effects for performance**; Windows and macOS both offer settings that reduce fancy animations in favour of speed. Finally, **consider a hardware upgrade** – adding more RAM or swapping a traditional hard drive for a solid‑state drive can breathe new life into an older machine, and these upgrades also improve security by enabling faster encryption processes.
**Why this matters now**
The timing of these recommendations is no coincidence. With the cost‑of‑living crisis still squeezing household budgets, many UK consumers are postponing laptop replacements. At the same time, cybercriminals are increasingly targeting home users through phishing campaigns and remote‑access trojans. A laptop that is both slow and insecure is a double liability. By following the eight tips, users can extend the useful life of their device, reduce the risk of data loss and avoid the expense of an unplanned upgrade. Security experts also point out that a well‑maintained laptop is less likely to be used as a launchpad for attacks on other devices on the same network – a crucial consideration for families and small businesses.
**Sources**
The recommendations are based on publicly available guidance from the National Cyber Security Centre (NCSC), the UK’s authority on cybersecurity, as well as advice published by consumer organisations such as Which? and support documentation from Microsoft and Apple. No specific individuals or proprietary studies were cited, and all tips reflect established best practices in device maintenance and security hygiene.