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The purpose of software maintenance is to improve software performance and correct any faults after the product has been delivered to a customer. Software maintenance is necessary because it fixes errors and bugs in software systems. It also improves the efficiency of software and makes the product compatible with the latest business and marketing environments. Software maintenance removes outdated product functions that inhibit product efficiency. The process also enhances software performance. There are different categories of software maintenance as discussed below. Corrective maintenance solves faults and errors in the software system. Software defects arise from faults and errors in software logic, code, and design. Corrective changes are necessary when software is not functioning as it should due to acute issues like incorrect implementation, the faulty flow of logic, and incomplete or invalid tests. Adaptive maintenance seeks to modify and update software under different scenari...

Software maintenance happens to be a process of updating and modifying software following customer needs. The goal is to solve the faulty areas and enhance software performance after the package has been delivered to a customer. Software maintenance fixes errors and bugs in software systems. It also enhances software functionality to make products compatible with the latest business and marketing environments. Software maintenance removes obsolete functions from the software to improve product efficiency. Outdated functions could inhibit software performance. The software maintenance process enhances software performance. There are various software maintenance categories. We start by discussing corrective maintenance. Software defects could arise owing to system faults and errors in the logic, code, and design of the software. Corrective maintenance is the process that fixes faults and errors. Adaptive maintenance seeks to modify and update the software under various situations. Softwa...