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System Maintenance Courses & Coupons | Comidoc

System Maintenance

System Maintenance

System Maintenance

Essential maintenance routines to keep your hardware and software running at their absolute peak.

PC Maintenance

System Care

Hardware Maintenance

Paid courses are visible

70-462: SQL Server Database Administration (DBA)

Phillip Burton • o

70-462: SQL Server Database Administration (DBA)

70-462: SQL Server Database Administration (DBA)

(4.56 with 6.8K reviews)

35.5K

students

9.9 hours

content

Feb 2026

updated

$17.99

Linux Diagnostics And Troubleshooting

Linux Diagnostics And Troubleshooting

Linux Diagnostics And Troubleshooting

(4.40 with 1.4K reviews)

9.3K

students

10 hours

content

Jul 2023

updated

$17.99

Montagem e Manutenção de Computador do ZERO

Grupo Happy Hardwa

Montagem e Manutenção de Computador do ZERO

Montagem e Manutenção de Computador do ZERO

(4.72 with 3.5K reviews)

8.0K

students

8.2 hours

content

Jul 2025

updated

$14.99

Windows 10 Troubleshooting

Intellezy Trainers

Windows 10 Troubleshooting

Windows 10 Troubleshooting

(4.59 with 2.4K reviews)

7.6K

students

4.4 hours

content

Jun 2017

updated

$14.99

Mantenimiento y Reparación de Equipos de Cómputo desde Cero

Mantenimiento y Reparación de Equipos de Cómputo desde Cero

Mantenimiento y Reparación de Equipos de Cómputo desde Cero

(4.58 with 1.8K reviews)

5.0K

students

12 hours

content

Sep 2024

updated

$14.99

Prep for the LPIC-1 Exam 102-500: Linux System Administrator

Christine Bresnaha

Prep for the LPIC-1 Exam 102-500: Linux System Administrator

Prep for the LPIC-1 Exam 102-500: Linux System Administrator

(4.69 with 319 reviews)

4.2K

students

11 hours

content

Aug 2024

updated

$19.99

Guide to Linux Self Managed Server Administration

Guide to Linux Self Managed Server Administration

Guide to Linux Self Managed Server Administration

(4.09 with 210 reviews)

3.9K

students

5.8 hours

content

Jan 2019

updated

$14.99

Curso Técnico em TI completo: manutenção, formatação...

Curso Técnico em TI completo: manutenção, formatação...

Curso Técnico em TI completo: manutenção, formatação...

(4.72 with 1.2K reviews)

2.7K

students

8.2 hours

content

May 2026

updated

$14.99

Mantenimiento de PC para Principiantes

Mantenimiento de PC para Principiantes

Mantenimiento de PC para Principiantes

(4.62 with 154 reviews)

1.9K

students

1.4 hours

content

Aug 2024

updated

$14.99

Everything You Need To Know About RS485

Emile Ackbarali

Everything You Need To Know About RS485

Everything You Need To Know About RS485

(4.58 with 604 reviews)

1.9K

students

1.9 hours

content

May 2026

updated

$14.99

Curso conserto de fontes ATX - fontes de computador

João Luis Negrele

Curso conserto de fontes ATX - fontes de computador

Curso conserto de fontes ATX - fontes de computador

(4.90 with 229 reviews)

980

students

23 hours

content

May 2026

updated

$14.99

Hardware e Informática para Desktop (TI)

Wallison Felizarte

Hardware e Informática para Desktop (TI)

Hardware e Informática para Desktop (TI)

(4.28 with 135 reviews)

981

students

3.4 hours

content

Mar 2020

updated

$14.99

Técnico em informática

Técnico em informática

Técnico em informática

(4.61 with 360 reviews)

809

students

3.4 hours

content

Aug 2023

updated

$14.99

IT Fundamentals & Troubleshooting for Computer Technicians

James Bernstein

IT Fundamentals & Troubleshooting for Computer Technicians

IT Fundamentals & Troubleshooting for Computer Technicians

(4.38 with 122 reviews)

763

students

8.2 hours

content

Jan 2026

updated

$14.99

Siemens Sinamics S120 Service and Commissioning

Siemens Sinamics S120 Service and Commissioning

Siemens Sinamics S120 Service and Commissioning

(3.46 with 103 reviews)

658

students

9.4 hours

content

Nov 2021

updated

$14.99

Manutenção de Notebook - BGA - Reflow e Reball PASSO A PASSO

DICARJ & BorapraNu

Manutenção de Notebook - BGA - Reflow e Reball PASSO A PASSO

Manutenção de Notebook - BGA - Reflow e Reball PASSO A PASSO

(4.34 with 44 reviews)

206

students

1.7 hours

content

Feb 2025

updated

$14.99

Guía completa para actualizar Laravel hasta la versión 12

Guía completa para actualizar Laravel hasta la versión 12

Guía completa para actualizar Laravel hasta la versión 12

(4.66 with 31 reviews)

175

students

22 hours

content

Dec 2025

updated

$14.99

Manutenção de PC e Notebook com Windows 10

Adriano de Souza

Manutenção de PC e Notebook com Windows 10

Manutenção de PC e Notebook com Windows 10

(4.62 with 37 reviews)

110

students

4.3 hours

content

Jun 2026

updated

$14.99

Maintenir, auditer et automatiser des systèmes Linux(Ubuntu)

Landry Hospice AHO

Maintenir, auditer et automatiser des systèmes Linux(Ubuntu)

Maintenir, auditer et automatiser des systèmes Linux(Ubuntu)

(3.88 with 8 reviews)

79

students

2.9 hours

content

Oct 2019

updated

$14.99

PC Einsteigerkurs - Grundlagen für Arbeit und Freizeit

PC Einsteigerkurs - Grundlagen für Arbeit und Freizeit

PC Einsteigerkurs - Grundlagen für Arbeit und Freizeit

(3.81 with 13 reviews)

68

students

5.7 hours

content

Dec 2023

updated

$14.99

Как ускорить компьютер за 2 часа

Как ускорить компьютер за 2 часа

Как ускорить компьютер за 2 часа

(4.93 with 7 reviews)

33

students

1.9 hours

content

Jan 2021

updated

$14.99

How to Disassemble a Laptop: The Ultimate Disassembly Guide

How to Disassemble a Laptop: The Ultimate Disassembly Guide

How to Disassemble a Laptop: The Ultimate Disassembly Guide

(3.90 with 5 reviews)

20

students

43 minutes

content

Dec 2025

updated

$14.99

Solar Fencing Systems: Design, Installation & Maintenance

Solar Fencing Systems: Design, Installation & Maintenance

Solar Fencing Systems: Design, Installation & Maintenance

(4.83 with 3 reviews)

7

students

1.4 hours

content

Sep 2025

updated

$14.99

المبادئ صيانة الحاسب

المبادئ صيانة الحاسب

المبادئ صيانة الحاسب

(3.50 with 1 reviews)

4

students

6.5 hours

content

May 2020

updated

$14.99

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