SSD’s come rated in Gb, giga bytes, if you have a 250Gb SSD that should be plenty, though bigger is better
Memory on the other hand is just as specific, you need at least 4 Gb of memory and that is an absolute minimum, more is better, I suggest 8Gb minimum
Resolution for '18 desktop issue: 'What size SSD do i need to install and run QuickBooks 18 desktop?' available: Yes.
The 18 desktop issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the 18 desktop issue yourself by looking for a resolution described in the article. If it is a complex 18 desktop issue or you are unable to solve the issue, you may contact us by clicking here or by using other 18 desktop support options.
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