There are a few reasons why someone might choose to purchase a prebuilt PC instead of building their own. First, prebuilt PCs come with all the necessary components already assembled, so there's no need to spend time and effort putting the computer together.

Second, prebuilt PCs are often more cost-effective than building your own, especially if you're not sure which components to choose or if you don't have experience building computers.

Third, purchasing a prebuilt PC from a reputable brand can provide peace of mind in terms of quality and reliability.

There are several factors to consider when shopping for a prebuilt PC. First, think about what you'll be using the computer for and what your needs are. This will determine the type and amount of components you need, as well as the budget you'll need to set.

Next, consider the brand of the prebuilt PC and do some research on the different options available. Pay attention to the specifications and features of the computer, including the processor, RAM, storage, and graphics card, to ensure they meet your needs.

Finally, think about where you'll be purchasing the prebuilt PC from and whether you want to buy online or in person.

In most cases, prebuilt PCs can be upgraded with additional components. However, the specific components that can be upgraded and the ease of upgrading them will vary depending on the brand and model of the prebuilt PC.

It's important to carefully read the specifications and features of the prebuilt PC you're considering purchasing to determine whether it can be easily upgraded, and to consult the manufacturer or retailer if you have any questions. In some cases, it may be more cost-effective to purchase a prebuilt PC with the components you need, rather than upgrading a lower-spec model.

The cost of a prebuilt PC can vary widely depending on the components and brand. Basic office computers from brands like Dell or HP may start at a few hundred dollars, while high-end gaming PCs can cost several thousand dollars.

It's important to decide on a budget before shopping and to carefully compare the features and specifications of different prebuilt PCs to ensure you're getting the best value for your money.