Error! You must javascript enabled to use this form. Please enable Javascript in your browser. Fix QuickBooks File Corruption with E-Tech's File Repair Services QuickBooks Pro and Premier run fine as large as 250 MB, but performance may deteriorate once they run at 500 MB or higher. View full press release Your Name: Your Email: Subject: Question: We respects your privacy, the information you entered above will not be used to send unsolicited email, and will not be rented or sold to a 3rd party. Your contact information will be shared with the recipient of this message - Privacy Policy Send