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Virtually all homes now have computers, offices, studies and entertainment. But with a computer, problems are inevitable: buttons are not responding, black screens, blue screens are open, cards are being used, software flashbacks are being used, no internet connection is being used, no sound is being heard... Many people panic and send them to repair shops, spend dozens of dollars light, and are diverted into hardware。
It's a whole-scenes course that i'm going to do in conjunction with the latest computer failure type in 2026, the windows optimization program, hardware sorting techniques. It's not obscure, it's non-challenging, it's all real-life. You can fix your own computer and save maintenance。
One, no reaction at all? In that order, 90% is a small problem
The computer presses the switch button, the fans don't turn, the lights don't shine, there's no movement, so let's not feel that the main panel is broken, and the simplest questions are often left out in order。
Access to power first: the most easily overlooked “coercive”
• desktop: to see if the main power lines are plugged in, if the plugs are wired, and to try to replace the plug; to check if the monitor power lines, video wires are loose, and in many cases only the wires are loose。
• notebooks: to see if the power adaptor lamps are on and overheated; to remove the battery, to insert only the power opener, which is battery failure and can be used without batteries for the time being。
• electrostatic protection: after a long period of absence and moving, the mainframe is easily protected by electrostatic electricity. All power lines are removed, 15 seconds of power is discharged by long press buttons and re-operates, with an approximate rate。
2. Poor hardware exposure: desktop focused memory
This is the highest cause of non-response. Power outages opened the case, pulled out the memory strips, rubped the finger with rubber, re-plugged the finger and heard the sound of a “poll”。
Multiple memory, with only one test, rotated, capable of quickly locating bad memory。
3. Main board and switch issues
If electrical discharges and memory are complete, check if the trunk opening line is correctly plugged and loose; the notebook is probably damaged by the power interface, adaptor and does not need to change the main panel blindly。
Summarizing: first power, second static, second memory, three steps through, and the vast majority of failure to respond。
Ii. Fans turned but black screens were not shown: screens were not bright, so they were quickly located
The host fan is spinning, the keyboard light is on, but the screen is dark and the problems are concentrated on display output, memory, graphic cards。
1. Loose video lines: re-integrate hdmi/dp lines, switch interfaces, switch wire tests, displays switch signal sources。
2. Nucleus/specific transition: the problem is unique if the independent graphic card is loose, the unique is removed, and the main panel nuclear visible interface is open。
Memory and graphic card re-plugging: memory, graphic card gold finger rubbing, re-plugging, cleaning of the dust from the card。
4. Notebook black screens: external monitor tests, which are highlighted as screen/wireline problems; external connections are also inactive and are logically processed by desk memory check。
Iii. Bluescreen dead ender: 2026, latest bluescreen self-help programme
The blue screen is one of the most feared failures, and most of them are software, drive, system documentation issues, not hardware. High blue screens in 2026: drivers of conflict, system failure, memory errors, hard drive anomalies。
Bluescreen standard process (just do it)
1. Photo id: the english code on the blue screen is key, e. G. Memory managemet (ram), critial process died (system file)。
2. Remove external features: remove disks, move hard drives, printers, re-openers, many external compatibility problems leading to blue screens。
3. Access security mode: win10/11 reset the shift point to reboot the advanced option to solve the problem。
Unmounting of recent software/drives: bluescreen fronted software, newer drivers, direct offloading。
5. System first-key repair (most useful):
Open cmd as administrator, enter:
Sfc/scannow (scan system files)
Dism /oNline /cleanup-image /restorehealth (deep repair)
Two commands to restart and solve most system-class blue screens。
6. Examination of memory hard drives: windows memory diagnostics, incorrect disk checks, screening of hardware hazards。
Iv. The more computers use the x-card? 2026 optimizing programs
Carton is the most common problem, and in 2026 many of them were not low-configured, but wrong, too much garbage, too many self-enabled software。
1. Turning off the engine self-starter (immediately)
Ctrl+shift+esc opens the task manager start-up application, disables all useless software and doubles the start-up speed。
2. Cleaning of drive c: do not just delete garbage
C-drived cards, cleaned with the system's own disks, cleaned up up-to-date caches, temporary files; desktop files, downloads to d disks; software with c disks。
3. End 100 per cent disk occupancy
Many of the win10/11 computer disks were full, resulting in the death of the cards。
• closure of family groups and of sysmain services
• the power supply model should read “high performance”
• mechanical hard drives are proposed to replace solid hard drives, with most visible upgrades
4. Temperature ash: high temperature card
The computer was used for over a year, fan dust was blocked, cpu temperature surged, and automatic frequency drops were made in cardon. The desktop is dusted, the notebook clears the air vents, once a six-monthly period, and the flow is rising significantly。
V. Software retreating, unable to open, unable to fit: one move done
The software malfunction in 2026 was uniform and in this order:
1. Administrator's identity: right-click software runs as administrator, resolving privileges。
2. Compatibility model: attribute compatibility tick compatibility model, selection of win10。
3. Back-up library: a reminder of a lack of dll, vc++, directly filling the microsoft official operating library collection。
Unmounted reloads: downloading to the official network, without deciphering or modifying versions。
5. Poisonous interception: windows defender looks at the area of separation and resumes the document that was wrongly deleted。
Vi. Disconnected, voiceless, usb unrecognized: external failure fast fixes
1. Lack of internet access
• reactivate light cats, routers
• reconnection of web lines, wifi forgot to reconnect
• manager cmd input: pcoUpdate dns
• update of the card drive
2. Computers without sound
• examination of volume, plugs, external switches
• right-key volume voice setting toggle output equipment
• update soundcard driver and turn off audio enhancement
3. Usb does not recognize
• switch interfaces, try back and forth
• device manager unmounting usb controllers and restarting automatic reloading
• system disk inspection for damage to disks
Seven, 2026 computer pits remind you not to be fooled by a maintenance shop
1. Do not change hardware for minor defects: black screens, blue screens, cardon, most of which do not change the main board, cpu, hard drive。
2. Non-blind re-assembly system: the system is accessible and repaired first, and re-loading loses data。
3. Ash and silica are cheap: do a few dozen things and don ' t spend hundreds of dollars。
4. Driver only online: do not use third-party tools to drive more。
Summary and reflection
Computer failure appears to be complex, but there is a fixed logic: soft, hard, outward, simple to complex. Ninety per cent of the problems can be solved by restarting, checking lines, dusting, repairing systems and unloading conflict software。
The growing reliance on electronic equipment and the acquisition of basic screening skills not only saves money and time, but also avoids data loss and misled by bad traders. Computers are not sophisticated enough to be untouchable and are bold enough to operate according to the curriculum and normal operations do not damage hardware。
Technology is a “white” for life without electronic devices, and it is the most economical way to solve problems by itself。
