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MacFixIt Answers is a feature in which I answer questions e-mailed in by our readers.

This week, readers wrote in with questions about MacBook systems not booting on battery power, how to deal with advertisements in Safari, how to restrict printing with an administrator password in OS X, and fonts not displaying properly in Apple's Font Book utility. I welcome views from readers, so if you have any suggestions or alternative approaches to these problems, please post them in the comments!

Question: Laptops not booting when on battery power MacFixIt reader Robin asks:

MacFixIt Answers is a feature in which I answer questions e-mailed in by our readers.

This week readers wrote in with questions about how to roll back to a previous version of Safari after experiencing compatibility issues with a newer version, how Time Machine manages full backups in multidisk setups, and concerns about both Mail syncing errors and security with e-mail account names being shown. I welcome views from readers, so if you have any suggestions or alternative approaches to these problems, please post them in the comments!

Question: Rolling back to a previous version of Safari MacFixIt reader Clark … Read more

MacFixIt Answers is a feature in which we answer questions e-mailed in by our readers.

This week readers wrote in with questions about whether or not the Maps app from iOS 5 could be installed and used on iOS 6, how best to use an Apple ID for business purchases, if you can back up multiple internal hard drives to Time Machine, and how to tackle PDF files appearing black in Web browsers. We welcome views from readers, so if you have any suggestions or alternative approaches to these problems, please post them in the comments!

Question: Using Maps from … Read more

MacFixIt Answers is a feature in which we answer questions e-mailed in by our readers.

This week readers wrote in with questions regarding an odd APSD-related firewall error in OS X, the utility and risks of having Java runtimes installed, options for maintaining Mountain Lion on corporate networks, and MacBook battery charging. We welcome views from readers, so if you have any suggestions or alternative approaches to these problems, please post them in the comments!

Question: Best practices to prolong battery life MacFixIt reader Jonathan asks:

MacFixIt Answers is a feature in which we answer questions e-mailed in by our readers.

This week readers wrote in with questions about Mac Pro compatibility with the Thunderbolt Display and other Thunderbolt devices, whether or not Apple's Mountain Lion system requirements are a sales ploy, and options for avoiding Snow Leopard when upgrading to Mountain Lion. We welcome views from readers, so if you have any suggestions or alternative approaches to these problems, post them in the comments!

Question: Mac Pro compatibility with Apple's Thunderbolt Display MacFixIt reader Bahri asks:

MacFixIt Answers is a feature in which we answer questions e-mailed in by our readers.

This week readers wrote in with questions about enabling FTP access to OS X 10.8 Mountain Lion, systems not loading after files were manually deleted, right-click behaviors in OS X, the inability to downgrade after installing OS X 10.8, and where to look up the printers that Apple supports in OS X. We welcome views from readers, so if you have any suggestions or alternative approaches to these problems, post them in the comments!

Question: FTP server on OS X 10.8 MacFixIt … Read more

MacFixIt Answers is a feature in which we answer questions e-mailed in by our readers.

This week readers wrote in with questions regarding the necessity of TRIM on SSD devices when upgrading hard drives on Mac systems, reinstalling OS X 10.7 freshly on a hard drive instead of needing to upgrade or clone, and how to manage file-system corruption on a hard disk before upgrading to a new version of OS X. We welcome views from readers, so if you have any suggestions or alternative approaches to these problems, post them in the comments!

Question: The necessity of TRIM … Read more

MacFixIt Answers is a feature in which we answer questions e-mailed in by our readers.

This week readers wrote in with questions about Wi-Fi signal transmission through glass, syncing documents between two systems, an external drive no longer mounting on any system, and how one would go about upgrading the video card on a MacBook Pro. We welcome views from readers, so if you have any suggestions or alternative approaches to these problems, post them in the comments!

Question: Wi-Fi signal transmittance through glass MacFixIt reader David asks:

MacFixIt Answers is a feature in which we answer questions e-mailed in by our readers.

This week readers wrote in with questions about upgrading to OS X Lion or Mountain Lion when it is released, managing large attachments in e-mail messages, using NTFS disks with OS X, whether to wait for Mountain Lion to upgrade or purchase Lion right now, and managing 0KB files that appear in various places in OS X. We welcome views from readers, so if you have any suggestions or alternative approaches to these problems, post them in the comments!

Question: The need for OS upgrades … Read more