Your AirPods case should be looking almost new by now. The last step is a quick finishing polish using a dry microfiber cloth. Rub the case down gently and firmly, giving it a last going over to complete the cleaning process. Wipe down each AirPod carefully. If there is gunk in the grilles, gently brush it away with a toothbrush. You can use a tiny amount of isopropyl alcohol on a cotton swab for dried-on wax, but be very careful not to get it near the grilles and speaker elements. They'll be ready for their next usage.
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One-sentence summary -- Rub down the case again with a microfiber cloth. Give your AirPods themselves a once-over. Place the AirPods back in their charging case.

Your Applications folder houses all of the programs that are installed on your system. If you see some suspicious programs that you don't recognize, drag them to the Trash to uninstall them. Perform a web search for each program that you don't recognize to see what it does and if it is safe. This program used to be called AdwareMedic, and is one of the most effective tools for finding and removing malware on a Mac. You can download the program for free from malwarebytes.org/antimalware/mac/. Once you've downloaded the file, double-click it and drag Anti-Malware for Mac into your Applications folder. If you get a message saying that you can't install the program since it's not from the App Store, right-click (Ctrl-click) the downloaded file, select "Open," then select "Open" again. You'll be prompted for your admin password when you launch Anti-Malware for the first time. This is required in order to remove certain files from protected areas that need special privileges. Click the "Scan" button to begin scanning your Mac for malware. This will take about 15-20 minutes. This will remove anything that Anti-Malware finds during the scan. You may be prompted to reboot your computer to complete the process.
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One-sentence summary -- Remove any unknown programs from your Applications folder. Download and install Malwarebytes Anti-Malware for Mac. Launch Anti-Malware for Mac and scan your computer. Click "Remove Selected Items" after the scan is complete.

Honey has antibacterial and antiseptic properties. It can help heal a scratch and keep it from getting infected. Use a clean finger, flat wooden spreader, or cotton swab to apply a thin layer of honey on the scratch. Honey also helps keep the scratch moist so it can heal the injured skin. Chamomile has healing properties. It is antibiotic and antiseptic. Make a compress by soaking a clean cloth in tea and placing it on the scratch. You can also place chamomile tea bags directly onto the scratch. Aloe vera is used to treat burns, cuts, and scrapes because of its healing properties. You can try an ointment that contains aloe vera, but if you want to completely natural remedy, cut a piece of aloe off an aloe plant. Slide the inside of the aloe vera plant over your scratch. You can try different essential oils to help heal your scratches. Just mix a few drops of the essential oil of your choice with a carrier oil, like olive or almond oil. Lavender has antibacterial and antiseptic properties and can help disinfect the wound. Eucalyptus oil has antimicrobial effects. Clove and rosemary oils also have antibacterial properties. You can also use chamomile essential oil. Tea tree oil is an essential oil that is antimicrobial and has antibacterial properties. To use it for your scratch, place two drops of oil in a cup of warm water. Soak a cotton ball on the solution and wipe it over the scratch. Because it is so strong, it needs to be diluted with water when used on a scratch.
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One-sentence summary -- Use honey. Try a chamomile compress. Use aloe vera. Try an essential oil. Make a tea tree oil compress.

This helps the cut edge to heal slightly and avoids stem rot which occurs when there is excess moisture in the plant. The cutting can be left to dry for up to 4 days. A mixture of moist peat and sand soil will provide enough nutrients for your growing plant. It will also allow proper soil drainage which is very important for cactus growth. You can also layer pumice on the bottom of your pot for additional drainage. Make sure the cutting is about an inch deep to allow it to absorb enough moisture and nutrients.If needed, you can place multiple cuttings per pot at this stage of the process. While it can easily adapt to low light conditions, your Christmas cactus will thrive in bright, indirect light. Avoid direct sunlight as this can easily burn the cactus leaves. Water your cuttings sparingly to prevent rot. After 2-3 weeks, your cutting will show growth at its tips. These are usually red in colour and a sign you can now transplant it into a bigger pot Fill this with a loose mixture of potting soil. Alternatively, you can use the same soil as the mother plant. Don't worry if your plant wilts at the beginning. This is normal and will subside once the plant gets used to its new home. At this point, your plant can be exposed to more indirect sunlight. Once your cutting has developed roots and new growth, it can retain water just as well as an adult plant. Ensure that the soil remains moist and care for your plant in the same way you would a mature cactus. Test the soil to see if it needs watering. Once the top layer of the soil feels dry to the touch, it is time to water again. Christmas cactus plants like to live in tight pots so don't need to be repotted very often. Repotting should be done after blooming in late winter or early spring.
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One-sentence summary --
Dry your cuttings for 2 days. Prepare smaller pots using soil mix with good drainage. Insert each segment into the soil. Place your pot in a cool area with indirect sunlight. Transplant your cuttings into a larger pot. Water your Christmas cactus frequently. Repot your cactus every 3-4 years.